| 单词 | ozone |
| 例句 | Under the stench of rotting vegetation, I smelled burning ozone as the air filled with ions. City of the Plague God 2021-01-12T00:00:00Z Now we are protected against lethal ultraviolet rays by a narrow rim of ozone, thirty miles out. The Lives of a Cell 1974-01-01T00:00:00Z One pound of CFCs can capture and annihilate seventy thousand pounds of atmospheric ozone. A Short History of Nearly Everything 2003-05-06T00:00:00Z They also knew radiation levels were higher beyond the ozone layer. The Immortal Life of Henrietta Lacks 2010-02-02T00:00:00Z She took a deep breath in and caught a new scent, ozone, the smell that always preceded rain. Beasts of Prey 2021-09-28T00:00:00Z There was a feeling of ozone in the air and a hawk soaring in the sky. Bodega Dreams 2000-03-14T00:00:00Z Although there are many doubters and naysayers, today there is widespread agreement among scientists that the environmental crises threatening the planet are climate change, stratospheric ozone depletion, and degraded water quality. 1919 The Year That Changed America 2019-01-08T00:00:00Z “He’s becoming a man. Men act strange from time to time, and I am worried about what the hole in the ozone layer is doing to the plants in the rain forest.” Lawn Boy 2007-06-12T00:00:00Z The ozone abundance is so small that germicidal ultraviolet radiation from the Sun strikes the Martian surface unimpeded. Cosmos 1980-01-01T00:00:00Z Our swords met again and the air charged with ozone. The Last Olympian 2009-05-05T00:00:00Z Zeus’s gaze was as far away as the ozone layer. Blood of Olympus 2014-10-07T00:00:00Z The smell of rubber and exhaust, the sound of too many cars going nowhere, the taste of ozone in the air. The Sun Is Also a Star 2016-11-01T00:00:00Z With more oxygen we might breathe the atmosphere, and ozone would form to shield the surface from solar ultraviolet radiation. Cosmos 1980-01-01T00:00:00Z I smelled the raw ozone in the electricity-charged air around me. City of the Plague God 2021-01-12T00:00:00Z As I got nearer to him, the air crackled and smelled of ozone. The Lightning Thief 2005-07-01T00:00:00Z The panels had started to slide apart, letting in a whiff of...ozone? The House of Hades 2013-10-08T00:00:00Z The sky was still blue, but it was darkening; the air clear, but tinged just slightly with the scent of ozone. Beasts of Prey 2021-09-28T00:00:00Z This late, its scent is distinct, a sharp blend of ozone and pine. Beasts of Prey 2021-09-28T00:00:00Z We are safe, well ventilated, and incubated, provided we can avoid technologies that might fiddle with that ozone, or shift the levels of carbon dioxide. The Lives of a Cell 1974-01-01T00:00:00Z The smell of ozone made him lightheaded, but he kept his shell of air intact. Blood of Olympus 2014-10-07T00:00:00Z “Breathe this air in deep, Jason! Good for your hay fever! Sea air's chock-full of ozone!” Black Swan Green 2006-04-10T00:00:00Z Its air is thin, containing mostly carbon dioxide but also some molecular nitrogen and argon and very small quantities of water vapor, oxygen and ozone. Cosmos 1980-01-01T00:00:00Z They could smell the sweet odor of ozone. East of Eden 1952-09-01T00:00:00Z In addition to war and crime and cruelty, we have to worry about environmental problems—about pollution, the growing hole in the ozone layer, the greenhouse effect, and global warming. My Life with the Chimpanzees 1988-03-01T00:00:00Z The movie strays into the ozone around the time the parents alert the police to their children’s disappearance. Movie Review: ‘The Kings of Summer,’ Directed by Jordan Vogt-Roberts 2013-05-30T21:45:32Z Composed of notes that normally don’t land in eau, such as pencil shavings and ozone, the collection of 11 unisex scents took a year to develop with a master perfumer in Grasse, France. | Rarified Perfume: The Perks of Membership at MiN New York 2014-05-12T16:24:01Z The hole in the ozone layer will give you skin cancer, and mercury in tuna fish will make your kids stupid. Polar bears just might outlive us all 2012-12-30T16:00:00Z Aside from the new lights, The Blind Horse has also implemented other health technologies including ultraviolet lighting treatments, improved air systems and ozone treatments at night. Wisconsin restaurant installs virus-killing lights in its dining room, bar area 2020-10-13T04:00:00Z Among the litany of negative health effects of ozone exposure, the ALA lists worsened asthma, heart disease, harm to the central nervous system, reproductive and developmental damage and early death. The U.S. cities where it’s most dangerous to breathe 2014-04-30T17:28:00Z Currently, the EPA is considering a stricter nationwide smog standard, which would strengthen the limit of permissible ozone concentrations set back in 2008 by the Bush administration. The U.S. cities where it’s most dangerous to breathe 2014-04-30T17:28:00Z The so-called “ozone hole” was especially big over Australia when the efforts kicked off. Skin cancer deaths soar for men in developed nations 2018-11-04T04:00:00Z Sweater Beats was alone onstage, in the middle of an ozone cloud and flanked by two fog-cutting lights. Sweater Beats bares his soul at U Street Music Hall 2016-11-24T05:00:00Z He plans hearings on new limits on greenhouse-gas emissions by power plants and refiners, and new ozone standards. Jim Inhofe is a small-plane-flying, global-warming-denying senator. And now he’s got a gavel. 2015-01-07T05:00:00Z The ALA found that over 175 million Americans, or 58% of the population, live in counties with unhealthy levels of either ozone or particle pollution. America's Most Polluted Cities 2010-04-28T14:00:00Z The ozone smell seeped into his nostrils, his mouth, the pores of his skin, until he felt he would dissolve in it, becoming a cloud of stratospheric particles ... Arab-Indian hacktivist decants belief, genies in timely thriller 2012-06-28T20:15:05Z When the amount of ozone and particulate matter reaches unsafe levels, the day will be labeled as code orange, code red and on the worst days, code purple. Good day to play outside? Learn about air pollution to find out. 2015-08-03T04:00:00Z Then, in the 1970s, researchers at the University of California found that CFCs could destroy stratospheric ozone, a gas in the atmosphere that protects life on Earth from the Sun's ultraviolet radiation. Coca-Cola’s biggest challenge in greening its operations is its own global marketing strategy 2023-05-23T04:00:00Z When ozone is high in the atmosphere, it helps protect life on the ground from harmful radiation from the sun. Good day to play outside? Learn about air pollution to find out. 2015-08-03T04:00:00Z Is it a fungus, a miasma, an electrical disturbance, a deficiency of ozone, a morbid off-scouring of the intestinal canal? Dishing the dirt 2011-03-18T15:59:52Z “It’s as if ozone were designed specifically to injure our skin.” What’s All the Fuss About Pollution-Fighting Skin Care? 2016-06-29T04:00:00Z A Dutch scientist who won the Nobel Prize for chemistry for his work understanding the ozone hole and is credited with coining the term Anthropocene to describe the geological era shaped by mankind. Final goodbye: Recalling influential people who died in 2021 2021-12-02T05:00:00Z Worse, almost 24 million people live in counties with unhealthy levels of ozone and both short-term and year-round particle pollution. America's Most Polluted Cities 2010-04-28T14:00:00Z Of the 25 metro areas with the highest ozone levels, 22 fared worse this year than they did in the 2013 report. The U.S. cities where it’s most dangerous to breathe 2014-04-30T17:28:00Z These refrigerants, which had a global warming impact radically lower than HFCs, offered the prospect of protecting both the ozone layer and the climate. Coca-Cola’s biggest challenge in greening its operations is its own global marketing strategy 2023-05-23T04:00:00Z I need its ozone of strangeness and new things and new people. A Husband for Home; a Wife for Away 2017-06-09T04:00:00Z Stuart Weiss, Blaine's doctor, said one of the stunt's main risks was exposure to the ozone and nitrous oxides that are a by-product of ionised air. Blaine prepares for shocking feat 2012-10-03T10:41:21Z Even traditional bottled spring water is treated with ultraviolet light or ozone gas and passed through filters to remove algae. Unfiltered Fervor: The Rush to Get Off the Water Grid 2017-12-29T05:00:00Z Kids are at higher risk of the damaging effects of ozone and particulate matter, especially kids with asthma, because their bodies and lungs are developing. Good day to play outside? Learn about air pollution to find out. 2015-08-03T04:00:00Z The barometer was spinning like a pinwheel, and there was a fidgety animal tension in the ozone. Critical Shopper: A Momentary Escape From Reason 2011-03-16T18:15:33Z Sunlight chemically reacts with gases produced from the burning of fossil fuels to form ground-level ozone. Good day to play outside? Learn about air pollution to find out. 2015-08-03T04:00:00Z By drawing in these references from classic science fiction, Monae joins a rich history of black artists looking beyond the ozone layer. Janelle Monae puts the android into R&B 2010-05-27T13:44:00Z In 1975, he earned praise for an article in New Times magazine exposing the federal government’s lack of action regarding the dangers of aerosol sprays to the ozone layer. Michael Drosnin, Who Found Clues in the Bible, Is Dead at 74 2020-06-19T04:00:00Z A medical and scientific team will monitor Mr. Blaine’s mental state and ventilate the potentially harmful ozone and nitrogen dioxide created when electricity ionizes air. Million Volts for David Blaine in ‘Electrified’ Endurance Test 2012-10-01T19:11:03Z But they vanish as the singer Nick Allworth starts to wonder what happens when “the ozone goes, and Paris burns, and Australia — who knows?” The Playlist: Blood Orange’s Fragile Pop, and 11 More New Songs 2018-07-27T04:00:00Z Problems solved, and the ozone hole stays small a little longer. Your Destination Wedding: Flight Tips and More 2016-05-24T04:00:00Z There was an ozone stink of violence at his rallies; hecklers were dealt with severely. ‘All the King’s Men,’ Now 70, Has a Touch of 2016 2016-04-11T04:00:00Z It’s 15 years in the future and a decade since a solar flare turned Earth into an irradiated dust bowl and the ozone layer into Swiss lace. ‘Finch’ Review: Three for the Road 2021-11-04T04:00:00Z I'm going to put it down to the hole in the ozone layer above Australia! 2010-01-28T08:23:00Z In fact, the Los Angeles metro is named the country's worst for ozone by the American Lung Association's State of the Air 2010 report, released Wednesday. America's Most Polluted Cities 2010-04-28T14:00:00Z Then they leave the house closed for two full days, allowing the ozone molecules to do their work. It’s tough to get rid of cigarette smells, but an ozone treatment can do it 2018-11-11T05:00:00Z Refrigerants first became an environmental issue because of concerns about ozone loss, not climate change. Coca-Cola’s biggest challenge in greening its operations is its own global marketing strategy 2023-05-23T04:00:00Z There’s no benefit, and they will probably make the purifier more expensive or may introduce a secondary harm such as ozone, Allen says. Can an air purifier help protect you against the coronavirus? 2020-10-16T04:00:00Z I was more impressed this time around by the way the music was incorporated into the play as part of the island's lyrically wild ozone. Posner-Teller 'Tempest' stuns but lacks faith in Shakespeare 2014-09-08T04:00:00Z Often referred to as the “Lighthouse of Maracaibo,” the area is considered to be the world’s largest single generator of tropospheric ozone. 16 of the Coolest Light Phenomena Around the World 2015-03-12T04:00:00Z It played a critical role in the research that identified the ozone "hole" in 1985. Curious Incident reaches Antarctica 2014-05-21T04:00:00Z Deploy billions of CICADAs in geosynchronous orbit over the hole in the ozone layer. Style Invitational Week 1132: You and what army? 2015-07-08T04:00:00Z The movie is a detour into the ozone for Ms. Shelton, whose hardheaded, sharply written satires “Humpday” and “Your Sister’s Sister” explore the booby traps in intimate relationships. Movie Review: ‘Touchy Feely’ Explores Family Emotions 2013-09-05T22:05:20Z Consider getting a portable air purifier that does not generate ozone, or upgrade the filter in your heating and air-conditioning system so it works as an air purifier. It’s tough to get rid of cigarette smells, but an ozone treatment can do it 2018-11-11T05:00:00Z Other California metros didn't fare much better: Bakersfield, Visalia, Fresno and Sacramento round out the five worst regions for ozone. America's Most Polluted Cities 2010-04-28T14:00:00Z Then: Assessing the damage caused by an ozone hole. Style Invitational Week 1246: Questionable journalism 2017-09-21T04:00:00Z But it would be quite nice if you got something out of it too, so I'd like you to burn up the ozone layer and create some of your own memories. Digested read: Jamie Does ... by Jamie Oliver 2010-04-05T23:05:00Z Or perhaps the hole in the ozone layer; the science is a bit vague. Movie Review: ?4:44 Last Day on Earth,? With Willem Dafoe 2012-03-22T22:34:19Z They’re all here: terrorism, asteroid collision, ozone depletion, even the simple march of time. Newly Released Books 2010-12-16T06:34:36Z She added: “It’s going to be much harder to keep ozone pollution down to the levels that we should be breathing.” The U.S. cities where it’s most dangerous to breathe 2014-04-30T17:28:00Z Gwyneth Paltrow, wellness guru, entrepreneur and actress, has given the world many things: conscious uncoupling, rectal ozone therapy and, now, a week and a half into that limited series officially known as Sanderson v. How Should Gwyneth Paltrow Dress for Court? 2023-03-29T04:00:00Z The ozone treatment gets rid of the smelly bits you can’t scrub away. It’s tough to get rid of cigarette smells, but an ozone treatment can do it 2018-11-11T05:00:00Z Agnes wonders why Penny doesn’t have a date for the prom, and substitutes “Ozarks” for “ozone” in discussing the younger woman’s ecological concerns. ‘When We Were Young and Unafraid,’ With Cherry Jones 2014-06-17T04:00:00Z Visalia also consistently ranks among American cities with the worst pollution, especially in the summer, when the heat, traffic, and fumes from farm machines create the third highest level of ozone in the nation. What gets declassified? 2012-05-31T21:09:00Z The ranking is worrisome for the city's residents because inhaling ozone is akin to "getting a sunburn on your airways," says Dr. Norman H. Edelman, the ALA's chief medical officer. America's Most Polluted Cities 2010-04-28T14:00:00Z Even coming from the radio or the jukebox, her voice cut through the ozone, every inflection proclaiming, “This lady is different.” ‘Coal Miner’s Daughter’: Bringing Loretta Lynn’s Story to Life 2022-10-05T04:00:00Z One that’s particularly well aimed could destroy Earth’s ozone layer, leading to crop failures, not to mention widespread blindness. That’s All, Folks: A Serious Joke Book About Climate Change 2022-05-13T04:00:00Z An eager science student growing up, Garner, 40, said the conference's terminology - and warnings - about the ozone layer and ultraviolet rays isn't lost on her. Jennifer Garner loves pictures of bearded Affleck 2013-03-14T15:15:09Z Air pollution often refers to two things: ozone and fine particulate matter, both of which are harmful to humans. Good day to play outside? Learn about air pollution to find out. 2015-08-03T04:00:00Z Even the environment takes a hit: suddenly, the divorcing couple needs a second house, an extra car, another set of Ziploc lunch bags off-gassing plastic fumes into the ozone, and on and on. Motherlode Blog: Breastfeeding and Sex: Is Latching On a Turn-Off? 2012-07-15T11:00:53Z Their “advanced oxidative process” combines ultraviolet light with ozone and hydrogen peroxide to form an antimicrobial mist. Produce growers get new ammunition in the battle against outbreaks 2019-07-19T04:00:00Z When ozone gets into our lungs, it becomes harmful to our health. Good day to play outside? Learn about air pollution to find out. 2015-08-03T04:00:00Z But there are some serious caveats about resorting to ozone, said Brian W. Christman, a professor of medicine at Vanderbilt University who volunteers as a national spokesman for the American Lung Association. It’s tough to get rid of cigarette smells, but an ozone treatment can do it 2018-11-11T05:00:00Z Using data collected by the Environmental Protection Agency between 2010 and 2012, the ALA ranked U.S. cities for three different types of air pollution: ozone levels, year-round particle pollution and short-term particle pollution. The U.S. cities where it’s most dangerous to breathe 2014-04-30T17:28:00Z “I didn’t know what it was,” he said, “but started looking into concepts such as fair trade and ozone layer.” For a Filmmaker, the Green Things in Life Are Free 2011-01-30T02:13:01Z “Our behavior impacts weather patterns and the ozone layers here,” Mr. Sternlicht said. A Hotelier’s Take on Eco-Friendly Rooms 2015-03-04T05:00:00Z The hole in the ozone layer was first spotted from this site in 1985. Halley VI research station, Antarctica – review 2013-02-10T08:00:03Z Sunny areas like Los Angeles face the harmful effects of ozone year-round. America's Most Polluted Cities 2010-04-28T14:00:00Z Crop yields won’t just be affected by global warming but also by the ozone layer. Pick your doomsday: 9 end-of-the-world theories that will haunt your dreams 2014-08-03T04:00:00Z Dance is working with a factory in downtown Los Angeles that washes denim in ozone machines in small batches. A New Brand of Jeans — With Just a Single Style 2018-06-07T04:00:00Z Unlike vehicles using gasoline, which releases harmful carbon dioxide, and diesel -- which contributes to harmful ground-level ozone, fuel cell electric vehicles refuel with hydrogen in five minutes and produce zero emissions. Hydrogen fuel can be a competitive alternative to gasoline and diesel today 2023-11-16T05:00:00Z The findings highlight the faint but real risk of a closer burst destroying Earth’s protective ozone layer. Cosmic blast seared Earth’s atmosphere from 2 billion light-years away 2023-11-14T05:00:00Z Now, a team of scientists have discovered that this burst caused a measurable change in the number of ionized particles found in Earth’s upper atmosphere, including ozone molecules, which readily absorb harmful solar radiation. A Supernova ‘Destroyed’ Some of Earth’s Ozone for a Few Minutes in 2022 2023-11-14T05:00:00Z "We focused on field experiments and quantified crop responses to a specific increase in O3 pollution. This new method quantitatively showed that C3 crops are more sensitive to elevated ozone than C4 crops," Li said. New study indicates C4 crops less sensitive to ozone pollution than C3 crops 2023-11-13T05:00:00Z And you incur a much larger dose if you get beyond the protective bubble of Earth’s ozone and magnetosphere, the magnetic field that stretches roughly 40,000 miles out at its most compressed point. The Bodily Indignities of the Space Life 2023-11-12T05:00:00Z Initially designed to map the ozone layer surrounding the planet in the ultraviolet, UVIS-NOMAD covers a spectral range extending from the near ultraviolet to red. Glow in the visible range detected for the first time in the Martian night 2023-11-09T05:00:00Z But an intense blast of gamma rays from a nearby GRB would create nitrogen oxides that destroy ozone faster than it can regenerate. Cosmic blast seared Earth’s atmosphere from 2 billion light-years away 2023-11-14T05:00:00Z “The ozone was partially depleted — was destroyed temporarily,” said Pietro Ubertini, an astronomer at the National Institute of Astrophysics in Rome who was involved in discovering the atmospheric event. A Supernova ‘Destroyed’ Some of Earth’s Ozone for a Few Minutes in 2022 2023-11-14T05:00:00Z "Our organization intends to sue the Biden EPA to push it to set a national greenhouse gas cap, the same way it has for ozone, particulate matter, lead and other pollutants," Golden-Krasner told Salon. Is Biden taking climate change seriously? Here's why some experts want him to declare an emergency 2023-11-10T05:00:00Z Nitrous oxide also damages the the ozone layer, which helps protect life on Earth from harmful radiation from the sun. What is nitrous oxide and why is it being banned? 2023-11-08T05:00:00Z Two key biosignature pairs -- oxygen and methane, and ozone and methane -- appeared stronger in models of Earth roughly 100 million to 300 million years ago, when oxygen levels were significantly higher. 'Jurassic worlds' might be easier to spot than modern Earth 2023-11-02T04:00:00Z “It would destroy the ozone layer,” which shields living things from the Sun’s harmful ultraviolet light, he says. Cosmic blast seared Earth’s atmosphere from 2 billion light-years away 2023-11-14T05:00:00Z The effect was detectable for just a few minutes before the ozone repaired itself, so it was “nothing serious,” Dr. Ubertini said. A Supernova ‘Destroyed’ Some of Earth’s Ozone for a Few Minutes in 2022 2023-11-14T05:00:00Z The new method cleaves open the ring of atoms using ozone, and then uses the first nitrogen molecule to "guide" the second in. Chemists make breakthrough in drug discovery chemistry 2023-11-01T04:00:00Z “That is massive in scale,” said Paul Newman, NASA’s ozone research leader and chief of Earth sciences at Goddard Flight Center. Ozone hole is about average size, despite undersea volcano eruption that was expected to worsen it 2023-11-01T04:00:00Z There's a great quote I'll share when the loss of the ozone layer was first being recognized as a problem,and they were trying to regulate CFCs. Lies, damned lies and "corporate bulls**t": A consumer's guide to bad-faith arguments 2023-10-29T04:00:00Z Born from interactions between air and sunlight, ozone, molecular O3, forms naturally in the stratosphere at altitudes of 15 to 35 kilometers. Cosmic blast seared Earth’s atmosphere from 2 billion light-years away 2023-11-14T05:00:00Z Now scientists have found another pollutant to worry about: vaporized metals from burned-up space junk that are floating around in Earth’s stratosphere, the same atmospheric region that holds our planet’s fragile, protective ozone layer. Space Junk Is Polluting Earth’s Stratosphere with Vaporized Metal 2023-10-26T04:00:00Z The ozone hole was a big coordination problem. The World Solved Acid Rain. We Can Also Solve Climate Change 2023-10-25T04:00:00Z That’s because liquid water in the upper atmosphere gives a place for chlorine and bromine to perch and then eat away at the ozone layer, making the annual fall hole bigger, Newman said. Ozone hole is about average size, despite undersea volcano eruption that was expected to worsen it 2023-11-01T04:00:00Z Increases in water vapor in the stratosphere contribute to climate warming and can contribute to the destruction of ozone. New extremes in stratospheric water vapor 2023-10-19T04:00:00Z It can also attack the Earth’s protective ozone layer. Scientists Explore Pulling Potent Methane Out of the Air to Curb Warming 2023-10-20T04:00:00Z The investigation revealed that the metals are accumulating within sulfuric acid particles, which constitute most of the stratosphere’s particulates and influence our world’s ozone layer and climate. Space Junk Is Polluting Earth’s Stratosphere with Vaporized Metal 2023-10-26T04:00:00Z What we learned from tackling acid rain and the ozone hole can be applied to tackling climate change overall. The World Solved Acid Rain. We Can Also Solve Climate Change 2023-10-25T04:00:00Z So scientists and computer models predicted a bad ozone season this year. Ozone hole is about average size, despite undersea volcano eruption that was expected to worsen it 2023-11-01T04:00:00Z Initially, the UV light interacts with oxygen in the air to form ozone, which is itself a health risk. Germicidal UV lights could be producing indoor air pollutants, study finds 2023-10-18T04:00:00Z This pollutes the environment and contributes to the loss of biological diversity, to climate change, and to the degradation of the ozone layer. More sustainable agriculture by global redistribution of nitrogen fertilizer 2023-10-16T04:00:00Z Zender said it's fortunate that the Antarctic stratospheric ozone hole discovered in the 1980s continues to recover, which temporarily helps to insulate the surface from further melt. Ice sheet surface melt is accelerating in Greenland and slowing in Antarctica 2023-10-16T04:00:00Z We did something similar with the ozone layer. The World Solved Acid Rain. We Can Also Solve Climate Change 2023-10-25T04:00:00Z Local weather conditions also cause variations in ozone size. Ozone hole is about average size, despite undersea volcano eruption that was expected to worsen it 2023-11-01T04:00:00Z "But also, once you make ozone, there's a possibility for all these other oxidation reactions," Kroll says. Germicidal UV lights could be producing indoor air pollutants, study finds 2023-10-18T04:00:00Z The Space Age is leaving fingerprints on one of the most remote parts of the planet -- the stratosphere -- which has potential implications for climate, the ozone layer and the continued habitability of Earth. Signatures of the Space Age: Spacecraft metals left in the wake of humanity's path to the stars 2023-10-16T04:00:00Z That work will be particularly important in Colorado where ground-level ozone pollution is a continuing issue. Research shows wildfire smoke may linger in homes long after initial blaze 2023-10-13T04:00:00Z The ozone hole and acid rain were not fixed with the first international agreements on the table. The World Solved Acid Rain. We Can Also Solve Climate Change 2023-10-25T04:00:00Z The ozone hole and thinning ozone layer has improved a bit thanks to the 1987 Montreal Protocol, when countries in the world agreed to stop producing many of the chemicals that deplete ozone, Newman said. Ozone hole is about average size, despite undersea volcano eruption that was expected to worsen it 2023-11-01T04:00:00Z For example, the UV can interact with the ozone to produce compounds called OH radicals, which are also powerful oxidizers. Germicidal UV lights could be producing indoor air pollutants, study finds 2023-10-18T04:00:00Z That mass of metal is changing atmospheric chemistry in ways that may impact Earth's atmosphere and ozone layer. Signatures of the Space Age: Spacecraft metals left in the wake of humanity's path to the stars 2023-10-16T04:00:00Z These reactions create ozone, aerosols and other byproducts that are unhealthy for both humans and plants. Plants could worsen air pollution on a warming planet 2023-10-05T04:00:00Z And just like with acid rain or the ozone hole, they need to keep aiming higher. The World Solved Acid Rain. We Can Also Solve Climate Change 2023-10-25T04:00:00Z With last year’s undersea volcano injecting massive amounts of water high into the atmosphere, scientists were bracing for a big Antarctica ozone hole this fall. Ozone hole is about average size, despite undersea volcano eruption that was expected to worsen it 2023-11-01T04:00:00Z Researchers looked at pollutants such as nitrogen dioxide, ozone, carbon monoxide and sulfur dioxide. Exposure to air pollution linked to increased risk of stroke within 5 days 2023-09-28T04:00:00Z Nearly 10% of large sulfuric acid particles -- the particles that help protect and buffer the ozone layer -- contained aluminum and other spacecraft metals. Signatures of the Space Age: Spacecraft metals left in the wake of humanity's path to the stars 2023-10-16T04:00:00Z The team discovered that, on a warming planet, plants like oaks and poplars will emit more of a compound that exacerbates poor air quality, contributing to problematic particulate matter and low-atmosphere ozone. Plants could worsen air pollution on a warming planet 2023-10-05T04:00:00Z When car exhaust and refinery hydrocarbons, which we had aplenty, are bombarded by sunbeams — voila— we get ozone, a principal ingredient in smog. The sordid tale of L.A.'s forever war on smog 2023-10-01T04:00:00Z And under certain conditions, when NO2 interacts with sunlight, it can also produce ground-level ozone, which is linked to childhood asthma and other respiratory health issues. Chicago's West Side is air pollution hotspot 2023-09-21T04:00:00Z It could weaken the stratospheric ozone layer that protects us and Earth's biosphere from ultraviolet radiation. It’s Time to Engineer the Sky 2023-09-20T04:00:00Z What effect that could have on the atmosphere, the ozone layer and life on Earth is yet to be understood. Signatures of the Space Age: Spacecraft metals left in the wake of humanity's path to the stars 2023-10-16T04:00:00Z Under the federal Clean Air Act, regions that fail to meet standards for pollutants such as smog, which is also called ozone, must propose a plan for compliance within a certain time frame. SoCal has the worst smog in the nation. So how do major polluters avoid paying fines? 2023-09-18T04:00:00Z Two boundaries — air pollution and ocean acidification — are close to being breached, while only one, atmospheric ozone, has slightly recovered. Earth just had its warmest August — and summer — on record, spurring dire warnings 2023-09-15T04:00:00Z Seven of the 10 U.S. cities with the worst ozone pollution are in California. Biden rules on clean cars face crucial test as Republican-led challenges go to appeals court 2023-09-13T04:00:00Z They have refined our understanding of how ozone is destroyed. It’s Time to Engineer the Sky 2023-09-20T04:00:00Z Without the ozone layer, life would likely never have arisen on Earth. Signatures of the Space Age: Spacecraft metals left in the wake of humanity's path to the stars 2023-10-16T04:00:00Z Beyond the uncollected fees from the 1979 ozone standard, the air district now appears poised to miss its deadline to comply with the 1997 ozone standard next year. SoCal has the worst smog in the nation. So how do major polluters avoid paying fines? 2023-09-18T04:00:00Z The final three categories represent the areas where humans have not yet exceeded planetary boundaries as defined by the researchers: ocean acidification, atmospheric aerosol loading and ozone depletion. Humans Have Crossed 6 of 9 ‘Planetary Boundaries’ 2023-09-13T04:00:00Z There are only three planetary boundaries where it can be said humanity is still acting within a safe operating space: Ocean acidification, stratospheric ozone depletion and atmospheric aerosol loading. Humans are dangerously pushing the limits of our planet in ways other than climate change 2023-09-13T04:00:00Z Another crucial variable is the rate at which droplets cause chemical reactions that destroy ozone. It’s Time to Engineer the Sky 2023-09-20T04:00:00Z The ozone layer came under threat from chlorofluorocarbons in the 1980s, and only coordinated, sustained global efforts of governments and corporations have begun to bear fruit in repairing and replenishing it. Signatures of the Space Age: Spacecraft metals left in the wake of humanity's path to the stars 2023-10-16T04:00:00Z “Unfortunately we’ve seen the process for updating the ozone standards repeatedly swept up in political games that risk lives,” the lawmakers said in an Aug. 7 letter to the EPA. Environmental Protection Agency delays new ozone pollution standards until after the 2024 election 2023-09-06T04:00:00Z Under this pact, countries have reduced their use of ozone-depleting chemicals, allowing the protective ozone layer high in the atmosphere to recover. Humans Have Crossed 6 of 9 ‘Planetary Boundaries’ 2023-09-13T04:00:00Z The delay marks the second time in 12 years that a Democratic administration has put off a new ozone standard prior to an election year. EPA delays new ozone pollution standards until after 2024 election 2023-09-05T04:00:00Z That work could reveal whether ejected droplets remain the same size while aloft, details about chemical reactions, and what effects they have on ozone. It’s Time to Engineer the Sky 2023-09-20T04:00:00Z Vanadium oxide is to an exoplanet what ozone is to our Earth. Stranger Things in a Stranger World 2023-06-26T04:00:00Z Conor Bernstein, a spokesman for the National Mining Association, applauded the EPA’s decision “not to race ahead with an unnecessary revision of the ozone standards,” which have not been changed since 2015. Environmental Protection Agency delays new ozone pollution standards until after the 2024 election 2023-09-06T04:00:00Z These rockets also leave behind sooty discharge called black carbon, which could cause “changes in the global atmospheric circulation and distributions of ozone and temperature,” according to a 2010 paper. Video captures parade of Starlink satellites 2023-08-11T04:00:00Z A recent report by the lung association showed that minority communities bear a disproportionate burden from ground-level ozone, which occurs when air pollution from cars, power plants and other sources mixes with sunlight. EPA delays new ozone pollution standards until after 2024 election 2023-09-05T04:00:00Z For example, high temperatures act as a chemical catalyst and convert existing elements in the air into ozone and other polluting by-products, lowering air quality in the process. Six Ways to Stay Safe Outdoors in Extreme Heat 2023-08-05T04:00:00Z Studies have suggested that solar geoengineering could come with an array of unintended consequences, including negative effects on precipitation and other weather patterns around the world and possible damage to the Earth’s ozone layer. A Sun Shield over Earth? Catch an Asteroid, and It Might Work 2023-08-01T04:00:00Z In Scottsdale, that process involves ozone infusion, microfiltration and reverse osmosis, in which water is forced across a membrane to remove dissolved minerals and other impurities. Would You Drink Wastewater? What if It Was Beer? 2023-07-22T04:00:00Z As rising temperatures creep north to countries less accustomed to them, Belgium has set up a three-step heat plan, based on regular monitoring of temperature and ozone levels. For Europe’s Older Population, Heat Is the New Covid 2023-07-20T04:00:00Z Billings called the ozone rule “the public health cornerstone of the Clean Air Act,” adding that “millions of people will breathe dirty air for many more years” as a result of the delay. EPA delays new ozone pollution standards until after 2024 election 2023-09-05T04:00:00Z Central and Southeast portions of Los Angeles County and Antelope Valley are projected to have moderate air quality, with ozone being the primary pollutant. Worse air quality in L.A. expected during heat wave. Why do high temperatures cause more smog? 2023-07-18T04:00:00Z The South Coast Air Quality Management District issued a smog/ozone alert for inland areas: How hot will it get in Southern California this weekend? What you need to know 2023-07-14T04:00:00Z The Senate ratified the so-called Kigali Amendment to the 1987 Montreal Protocol on ozone pollution last year in a rare bipartisan vote. EPA sets stricter limits on hydrofluorocarbons used in refrigerators, air conditioners 2023-07-11T04:00:00Z The region has also recorded fewer days exceeding federal ozone standards this summer than usual. L.A. air the 'cleanest' it's been in a decade, but rising temperatures could change that 2023-06-30T04:00:00Z “Unfortunately we’ve seen the process for updating the ozone standards repeatedly swept up in political games that risk lives,” the lawmakers said in an Aug. 7 letter to EPA. EPA delays new ozone pollution standards until after 2024 election 2023-09-05T04:00:00Z “It’s the high temperatures that increase the contents of ozone in the air and we also have very weak winds, which allows the air to stagnate,” said National Weather Service meteorologist David Sweet. Worse air quality in L.A. expected during heat wave. Why do high temperatures cause more smog? 2023-07-18T04:00:00Z The report builds on research ALA published in April, which found that more than a third of Americans, or about 120 million people, live in areas with unhealthy levels of ozone or particle pollution. Switching to Electric Cars Could Prevent 89,000 Deaths in the U.S. 2023-06-20T04:00:00Z The top four most polluted cities for ozone and year-round particle pollution in the U.S. are all in California, according to the American Lung Association’s 2023 State of the Air report. Railroad industry sues to block new locomotive pollution rules in California 2023-06-16T04:00:00Z Temperatures are expected to reach the mid- and upper 90s this weekend, and ozone levels could increase with the heat. L.A. air the 'cleanest' it's been in a decade, but rising temperatures could change that 2023-06-30T04:00:00Z Conor Bernstein, a spokesman for the National Mining Association, applauded EPA’s decision “not to race ahead with an unnecessary revision of the ozone standards,” which have not been changed since 2015. EPA delays new ozone pollution standards until after 2024 election 2023-09-05T04:00:00Z High temperatures often lead to more pollutants in the air — specifically ozone, the main pollutant during the summertime. Worse air quality in L.A. expected during heat wave. Why do high temperatures cause more smog? 2023-07-18T04:00:00Z The “Gay Pride” candle offers up a whiff of “ozone,” which Dockal, 30, described as an airy odor. What Does Gay Pride Smell Like? 2023-06-11T04:00:00Z If ozone is high in the atmosphere, it is beneficial because it blocks harmful ultraviolet rays. Wildfire Smoke Reacts with City Pollution, Creating New Toxic Air Hazard 2023-06-09T04:00:00Z The Air Quality Index considers five measurements of air pollution: ground-level ozone, particle pollution, carbon monoxide, sulfur dioxide and nitrogen dioxide. How to Use the Air Quality Index 2023-06-07T04:00:00Z A spokeswoman for the American Petroleum Institute, the top lobbying group for the oil and gas industry, said current ozone limits are among the most stringent in the world. EPA delays new ozone pollution standards until after 2024 election 2023-09-05T04:00:00Z “All that ozone production occurs over the city and just sits there.” Worse air quality in L.A. expected during heat wave. Why do high temperatures cause more smog? 2023-07-18T04:00:00Z Jenn DeRose, Missouri campaign representative for the Sierra Club’s Beyond Coal Campaign, noted that St. Louis is in the midst of several straight days with dangerously high ozone levels. Federal appeals court halts EPA effort to impose air pollution plan in Missouri 2023-06-01T04:00:00Z But ozone at Earth’s surface can cause breathing problems and other health issues. Wildfire Smoke Reacts with City Pollution, Creating New Toxic Air Hazard 2023-06-09T04:00:00Z While ozone levels are currently high in some areas, particulate matter is the major driver of the poor air quality in the Northeast and mid-Atlantic region in recent days. How to Use the Air Quality Index 2023-06-07T04:00:00Z “However, I am disappointed, given the robust scientific evidence that ozone is harmful to public health and welfare,” she told E&E News last month. EPA delays new ozone pollution standards until after 2024 election 2023-09-05T04:00:00Z In 2004, chemical manufacturers began to phase out methyl bromide, another chemical widely used to fumigate soils, because it harms Earth’s ozone layer. Newly discovered chemical is a highly targeted killer of parasitic worms 2023-05-25T04:00:00Z That doesn’t mean the treaty has saved the Arctic, the way it saved the ozone layer. Ozone Treaty Delayed Arctic Melting by 15 Years 2023-05-23T04:00:00Z A study published earlier this year in Environmental Science and Technology has shown that the smoke can create ozone even when all the NOx in it is gone. Wildfire Smoke Reacts with City Pollution, Creating New Toxic Air Hazard 2023-06-09T04:00:00Z AirNow’s interactive map allows users to check levels of particulate matter of different sizes, as well as ozone, because these types of pollutants can have slightly different health effects. How to Use the Air Quality Index 2023-06-07T04:00:00Z The gamma-ray burst would have stripped away the Earth’s ozone layer causing intense ultraviolet radiation from the sun and may account for climate changes observed at the time. Fundamentals of Biology 2015-01-01T00:00:00Z They and the environmental groups they created spoke of the need to address global warming and climate change, the dangers of nuclear energy, deforestation, the ozone hole, and many other problems. World History: from 1400 2022-12-14T00:00:00Z HFCs don’t destroy ozone, but they do warm the climate. Ozone Treaty Delayed Arctic Melting by 15 Years 2023-05-23T04:00:00Z But prolonged exposure to elevated ozone levels is also dangerous. Wildfire Smoke Reacts with City Pollution, Creating New Toxic Air Hazard 2023-06-09T04:00:00Z Filled with ultraviolet-blocking ozone, the stratosphere is a calm place, with little turbulence. Bizarre, Unexplained Rumblings in Earth’s Atmosphere Puzzle Scientists 2023-05-17T04:00:00Z In the “State of the Air” report, researchers focused on two of the most widespread and dangerous air pollutants: ground-level ozone pollution and fine particulate-matter air pollution. Report finds that heat, drought and fires worsen air in the West 2023-04-19T04:00:00Z The Montreal Protocol of 1987 was a global agreement to ban and phase out specific chemicals in industrial and consumer products in the expectation that natural processes would restore the Earth’s ozone layer. World History: from 1400 2022-12-14T00:00:00Z It effectively saved the Earth’s delicate ozone layer, which protects the planet from harmful ultraviolet radiation, and the “ozone hole” in the atmosphere is on track to fully recover within a few decades. Ozone Treaty Delayed Arctic Melting by 15 Years 2023-05-23T04:00:00Z This standard imposes legal consequences for cities that have more than 70 ppb of ozone for too many days each year. Wildfire Smoke Reacts with City Pollution, Creating New Toxic Air Hazard 2023-06-09T04:00:00Z NOx can cause ground-level ozone, acid rain, particulate matter, global warming, water quality deterioration, and visual impairment. Marathon to pay $27.5 million for failing to curb California plant pollution 2023-04-27T04:00:00Z Climate change is making it “harder to protect human health” due to high ozone levels and spikes in fine particulate matter related to drought, wildfires and heat, the report found. Report finds that heat, drought and fires worsen air in the West 2023-04-19T04:00:00Z The accord went into effect almost immediately, and the ozone layer has been steadily recovering ever since. World History: from 1400 2022-12-14T00:00:00Z California cities make up four out of the top five in the lists of cities most impacted by annual particle pollution and ozone pollution. 1 in 3 Americans breathe unhealthy air, new report says 2023-04-25T04:00:00Z The ozone borne out of wildfires is “easily sufficient to make the difference between whether a city is above or below the standard,” Brown says. Wildfire Smoke Reacts with City Pollution, Creating New Toxic Air Hazard 2023-06-09T04:00:00Z Overall pollution is capped, the agency said, by “the total volume of available allowances each ozone season and other design components.” How the U.S. Clean Air Act lets closed coal plants keep polluting for years 2023-04-22T04:00:00Z Top five cities most polluted by ozone pollution: Report finds that heat, drought and fires worsen air in the West 2023-04-19T04:00:00Z The ALA said it is “calling on President Biden to urgently move forward on … new pollution limits on ozone and particle pollution and new measures to clean up power plants and vehicles.” D.C. air gets an ‘F’ from American Lung Association 2023-04-19T04:00:00Z Those hotter days have become more frequent as a result of climate change, leading to "the number of unhealthy ozone days being higher than it would otherwise be," the report says. 1 in 3 Americans breathe unhealthy air, new report says 2023-04-25T04:00:00Z Atmospheric chemist Suzanne Paulson of the University of California, Los Angeles, says the new study’s findings are important because increased ozone levels are “significant to particular groups, especially those with respiratory illnesses.” Wildfire Smoke Reacts with City Pollution, Creating New Toxic Air Hazard 2023-06-09T04:00:00Z It can track ozone, nitrogen dioxide, sulfur dioxide, bromine, and organic molecules such as formaldehyde, as well as tiny airborne particles called aerosols. Satellite network will monitor air pollution in near real time 2023-04-04T04:00:00Z Over 19 million people are now living with healthy ozone levels compared to last year’s report. Report finds that heat, drought and fires worsen air in the West 2023-04-19T04:00:00Z Los Angeles-Long Beach is the worst for ozone pollution, while Bakersfield is the worst for year-round particle and short-term particle pollution. D.C. air gets an ‘F’ from American Lung Association 2023-04-19T04:00:00Z The agency is currently reviewing both the particulate matter and ozone standards. 1 in 3 Americans breathe unhealthy air, new report says 2023-04-25T04:00:00Z Paulson, who was not involved with the new research, says it shows “there will definitely be more ozone than there would have been otherwise.” Wildfire Smoke Reacts with City Pollution, Creating New Toxic Air Hazard 2023-06-09T04:00:00Z The Denver area struggles to control ground-level ozone, which is linked to increased rates of asthma and other respiratory diseases. Satellite network will monitor air pollution in near real time 2023-04-04T04:00:00Z The Earth’s ozone layer is on track to recover to its pre-1980s condition within a few decades. A Mysterious Rise in Banned Chemicals Is Warming the Planet 2023-04-04T04:00:00Z Solar geoengineering risks and side effects range from possible damage to the earth’s ozone layer to inadvertent changes in global precipitation patterns. Geoengineering Is Not a Quick Fix for the Climate Crisis, New Analysis Shows 2023-04-03T04:00:00Z As climate-fueled wildfires and drought increase and intensify, more people living in the West face potentially deadly particle and ozone pollution compared to their Eastern counterparts. 1 in 3 Americans breathe unhealthy air, new report says 2023-04-25T04:00:00Z When unhealthy ozone levels are present, the Environmental Protection Agency recommends staying indoors, buying an air purifier, limiting outdoor recreation to the early morning and evening and wearing an N95 mask. Wildfire Smoke Reacts with City Pollution, Creating New Toxic Air Hazard 2023-06-09T04:00:00Z Just a few years prior, the world was starting to get anxious about the vanishing ozone layer. Just how good were Exxon’s climate projections? 2023-03-26T04:00:00Z CFCs are widely known for having depleted the Earth's atmospheric ozone layer through the 1980s. A Mysterious Rise in Banned Chemicals Is Warming the Planet 2023-04-04T04:00:00Z Even a regional nuclear war would damage the ozone layer, block out sunlight and reduce precipitation globally. Will Humans Ever Go Extinct? 2023-03-21T04:00:00Z According to the EPA, ozone is more likely to form "on warm, sunny days when the air is stagnant." 1 in 3 Americans breathe unhealthy air, new report says 2023-04-25T04:00:00Z Mitigating wildfire smoke’s contribution to ozone is going to be a unique challenge for each city, Brown says. Wildfire Smoke Reacts with City Pollution, Creating New Toxic Air Hazard 2023-06-09T04:00:00Z Freon began to be phased out in 1987 because it was destroying Earth's ozone layer. Fixing the Hated Open-Design Office 2023-03-20T04:00:00Z The five mystery CFCs are causing little damage to the ozone layer, the study says, but the climate impacts are substantial. A Mysterious Rise in Banned Chemicals Is Warming the Planet 2023-04-04T04:00:00Z The air pollutants — which form ozone, the main ingredient in smog — can travel downwind into neighboring states, harming the health of communities miles away. To protect downwind states from smog, EPA cracks down on coal power pollution 2023-03-19T04:00:00Z Power plants, factory smokestacks and vehicle tailpipes emit nitrogen oxide — which contributes to ozone smog — and also release soot and other harmful chemicals. Power plants must cut pollution crossing state lines, new EPA rule says 2023-03-15T04:00:00Z Above a specific threshold of NOx, ozone production becomes less efficient. Wildfire Smoke Reacts with City Pollution, Creating New Toxic Air Hazard 2023-06-09T04:00:00Z States that contribute to ground-level ozone, or smog, are required to submit plans ensuring that coal-fired power plants and other industrial sites don’t add significantly to air pollution in other states. EPA ‘neighbor’ rule cuts downwind pollution by power plants 2023-03-15T04:00:00Z The new study highlights the importance of long-term monitoring, Western said, especially because ozone-depleting substances often have implications for the climate as well as the ozone layer. A Mysterious Rise in Banned Chemicals Is Warming the Planet 2023-04-04T04:00:00Z Paul Billings, national senior vice president of public policy for the American Lung Association, describes ozone's health effects as "a sunburn of the lungs." To protect downwind states from smog, EPA cracks down on coal power pollution 2023-03-19T04:00:00Z Summer is considered the “ozone season” because of the way hot, sunny weather interacts with air pollutants, worsening levels of ozone, a large component of smog. Power plants must cut pollution crossing state lines, new EPA rule says 2023-03-15T04:00:00Z A city is considered to be “NOx-sensitive” if it has not reached the maximum amount of ozone that can be created from the levels of NOx in the atmosphere. Wildfire Smoke Reacts with City Pollution, Creating New Toxic Air Hazard 2023-06-09T04:00:00Z “This rule will curb emissions that contribute to unhealthy levels of ozone in downwind communities and help achieve cleaner air for people who live near polluting sources.” EPA ‘neighbor’ rule cuts downwind pollution by power plants 2023-03-15T04:00:00Z In the months after the wildfires, the hole in the ozone layer, which appears annually over Antarctica, was larger and lasted longer than in previous years. Australia's Massive Wildfires Shredded the Ozone Layer—Now Scientists Know Why 2023-03-10T05:00:00Z During peak ozone season, from March to November, people across the country experience its harms. To protect downwind states from smog, EPA cracks down on coal power pollution 2023-03-19T04:00:00Z “We still have multiple nonattainment zones for ozone and with the hotter summers that we know are coming from climate change, we are at risk of exacerbating this problem.” Power plants must cut pollution crossing state lines, new EPA rule says 2023-03-15T04:00:00Z Conversely, if a city has passed the maximum level of ozone that can be created from the available NOx, it is considered to be “NOx-saturated.” Wildfire Smoke Reacts with City Pollution, Creating New Toxic Air Hazard 2023-06-09T04:00:00Z A 2021 report by the lung association found that more than 123 million Americans lived in counties that experienced repeated instances of unhealthy ozone levels. EPA ‘neighbor’ rule cuts downwind pollution by power plants 2023-03-15T04:00:00Z Remnant chlorine is bound up as hydrochloric acid and chlorine nitrate, which are harmless to the ozone layer. Australia's Massive Wildfires Shredded the Ozone Layer—Now Scientists Know Why 2023-03-10T05:00:00Z The new "Good Neighbor" plan also aims to achieve coast-to-coast adherence to national ambient air quality standards set by the EPA for ozone back in 2015. To protect downwind states from smog, EPA cracks down on coal power pollution 2023-03-19T04:00:00Z “Some states have done all they can do to control ozone pollution and their counterparts upwind are being asked to do the same … and not push pollution across state boundaries.” Power plants must cut pollution crossing state lines, new EPA rule says 2023-03-15T04:00:00Z Counterintuitively, a NOx-saturated city that tries to reduce its NOx levels to accommodate for wildfire smoke would temporarily increase its ozone levels. Wildfire Smoke Reacts with City Pollution, Creating New Toxic Air Hazard 2023-06-09T04:00:00Z Climate change will likely exacerbate the problem by causing more hot sunny days conducive to high ozone levels. EPA ‘neighbor’ rule cuts downwind pollution by power plants 2023-03-15T04:00:00Z Chlorine-containing molecules that remain from before they were banned are slowly decaying and the annual ozone hole is shrinking. Australia's Massive Wildfires Shredded the Ozone Layer—Now Scientists Know Why 2023-03-10T05:00:00Z Billings says given the eight-year gap, the new plan is "long overdue" — and that the EPA has more work ahead if it wants to take ozone seriously. To protect downwind states from smog, EPA cracks down on coal power pollution 2023-03-19T04:00:00Z Releasing aerosols into the stratosphere, for instance, could damage the ozone layer, which protects people and the planet from the sun's cancer-causing ultraviolent rays. Solar Geoengineering Should Be Regulated, U.N. Report Says 2023-02-28T05:00:00Z NOx-sensitive cities, on the other hand, would have a much more straightforward approach to mitigation: stronger regulations on NOx production from cars, trucks, construction equipment and other industrial sources could improve ozone levels. Wildfire Smoke Reacts with City Pollution, Creating New Toxic Air Hazard 2023-06-09T04:00:00Z Those pollutants expose residents to dangerous levels of ozone and particulate matter that can cause respiratory conditions, cardiovascular disease, and other illnesses. California is racing to electrify trucks. Can the industry keep up? 2023-02-24T05:00:00Z But Solomon says that more-frequent wildfires resulting from climate change could imperil the recovery of the ozone layer. Australia's Massive Wildfires Shredded the Ozone Layer—Now Scientists Know Why 2023-03-10T05:00:00Z The current ozone standards set a ceiling of 70 parts per billion; the American Lung Association and other public health and environmental justice advocates call for "standards no higher than 60 parts per billion." To protect downwind states from smog, EPA cracks down on coal power pollution 2023-03-19T04:00:00Z Researchers think the more positive trends seen in the SAM over the longer term are probably linked to the presence of an ozone hole over Antarctica and the rise of greenhouse gases in the atmosphere. Antarctica sea-ice hits new record low 2023-02-16T05:00:00Z Some carry sensors that explore the health of the ozone layer, which protects living things from the sun’s ultraviolet rays. A Rising Awareness That Balloons Are Everywhere in Our Skies 2023-02-14T05:00:00Z Freshwater means less corrosion of metal pumps and pipes, and less risk in using ozone to purify the water; in saltwater, ozone can cause the buildup of toxic bromine. Oceans away: Is raising salmon on land the next big thing in farming fish? 2023-02-09T05:00:00Z “Does the chlorine decay out of the stratosphere fast enough in the next, say, 40–50 years that the likely increase in intense and frequent wildfires doesn’t end up prolonging the ozone hole?” Australia's Massive Wildfires Shredded the Ozone Layer—Now Scientists Know Why 2023-03-10T05:00:00Z "And rules like the revision of the ozone health standard will be an important test to see if the policies are going to match the rhetoric." To protect downwind states from smog, EPA cracks down on coal power pollution 2023-03-19T04:00:00Z Mars doesn't have much of an atmosphere, an electromagnetic field or an ozone layer, three things which make life a lot more comfortable on Earth. Why humans may not be able to live on Mars without horrific health consequences 2023-02-07T05:00:00Z Mr Sommerfeldt, who works for the Canadian engineering firm Scientific Instrumentation Ltd, which built the instrumentation for the balloon, said it had been meant for "strictly scientific research" related to ozone. When a Canadian weather balloon went rogue 2023-02-06T05:00:00Z The World Meteorological Organization issued a forecast that the ozone hole is not only shrinking, but will be fully healed in most of the world by 2040. GOP mocked Al Gore as "Ozone Man": But he was right the whole time — and they knew it 2023-02-06T05:00:00Z Understanding what causes some tall storm clouds to inject smoke all the way into the stratosphere will be crucial to figuring out how much of an impact fires will have on ozone recovery, he says. Australia's Massive Wildfires Shredded the Ozone Layer—Now Scientists Know Why 2023-03-10T05:00:00Z Research has found that ozone raises the risk of premature death and can be particularly dangerous to children, older adults, and people with asthma and other chronic conditions. To protect downwind states from smog, EPA cracks down on coal power pollution 2023-03-19T04:00:00Z Mars doesn't have much of an atmosphere, an electromagnetic field or an ozone layer, three things which make life a lot more comfortable on Earth. Why humans may not be able to live on Mars without horrific health consequences 2023-02-07T05:00:00Z That said, the summit did not record a noticeably dramatic uptick in ozone, which would be the case if the stratosphere fully descended to that level. ‘Historic Arctic outbreak’ crushes records in New England 2023-02-04T05:00:00Z The lessons of the recovery of the ozone layer can be summed up in eight simple words: "We caused these problems; we can solve them." GOP mocked Al Gore as "Ozone Man": But he was right the whole time — and they knew it 2023-02-06T05:00:00Z Haywood would like to see the new chemistry integrated into a climate model to forecast how ozone depletion might be affected if intense wildfires become more common. Australia's Massive Wildfires Shredded the Ozone Layer—Now Scientists Know Why 2023-03-10T05:00:00Z Asthma attacks and other health effects from ozone can drive people to the emergency room and take them away from schools and jobs. To protect downwind states from smog, EPA cracks down on coal power pollution 2023-03-19T04:00:00Z In articles funded by the American Petroleum Institute, she has also attacked research linking exposure to smog-causing ozone to deaths from respiratory diseases. In the Fight Over Gas Stoves, Meet the Industry’s Go-To Scientist 2023-01-29T05:00:00Z More atmospheric water vapor can also help deplete ozone, which shields the planet from harmful UV radiation. One year after volcanic blast, many of Tonga's reefs lay silent 2023-01-15T05:00:00Z One of the places to benefit most from healing the ozone layer isAmerica's Sunshine State, Florida. GOP mocked Al Gore as "Ozone Man": But he was right the whole time — and they knew it 2023-02-06T05:00:00Z Massive wildfires that raged across southeast Australia in 2019–20 unleashed chemicals that chewed through the ozone layer, expanding and prolonging the ozone hole. Australia's Massive Wildfires Shredded the Ozone Layer—Now Scientists Know Why 2023-03-10T05:00:00Z "The results show that the influence of ozone and sulfuric acid on soot aging alters cloud formation and, ultimately, the climate," reported the Swiss National Supercomputing Center. Building bridges to the future: Infrastructure, the climate crisis and the pandemic 2023-01-14T05:00:00Z The weakened ozone layer, which is vital to protecting life on Earth, is on track to be restored to full strength within decades, according to a U.N.-backed assessment. The New Soldiers in Propane’s Fight Against Climate Action: Television Stars 2023-01-11T05:00:00Z The ozone layer could recover within a few decades, scientists said, after China nearly eliminated rogue chemical emissions. Brazil and Jan. 6 2023-01-10T05:00:00Z Wouldn't it be better to deal with the climate crisis as we dealt with the ozone layer — by attacking the problem at its source? GOP mocked Al Gore as "Ozone Man": But he was right the whole time — and they knew it 2023-02-06T05:00:00Z The CFC-11 emissions, like other chlorofluorocarbon emissions, would break apart ozone molecules in the stratosphere resulting in an increasingly thin ozone layer. 90% of humans will suffer extreme heat, drought due to climate change: report 2023-01-10T05:00:00Z The scale for the thickness of the ozone layer ranges from 0 to 500 Dobson units. Ozone layer continues to heal, a key development for health, food security and the planet, U.N. study says 2023-01-09T05:00:00Z Recovery of the ozone layer could happen within a few decades, scientists said in a U.N.-backed report, as China has nearly eliminated rogue chemical emissions. Your Tuesday Briefing 2023-01-10T05:00:00Z A U.N.-backed report found that the ozone layer could be restored within a few decades, now that China has begun successfully cracking down on rogue emissions of a banned chemical. Your Tuesday Briefing: Brazil Quiets 2023-01-09T05:00:00Z Human action to save the ozone layer has worked as hoped, and it may recover in just decades, the UN says. Ozone layer may be restored in decades, UN report says 2023-01-09T05:00:00Z The satellite measured ozone in the atmosphere and studied how Earth absorbed and radiated energy from the sun, before being retired in 2005, well beyond its expected working lifetime. Old NASA satellite falls harmlessly from sky off Alaska 2023-01-09T05:00:00Z Scientists use the word “hole” to describe areas with ozone concentrations below 220 Dobson units. Ozone layer continues to heal, a key development for health, food security and the planet, U.N. study says 2023-01-09T05:00:00Z Natural weather patterns in the Antarctic also affect ozone hole levels, which peak in the fall. UN says ozone layer slowly healing, hole to mend by 2066 2023-01-09T05:00:00Z Environment Program said the rogue emissions, if they continued, could delay ozone recovery by a decade. Your Tuesday Briefing: Brazil Quiets 2023-01-09T05:00:00Z The ozone layer is a thin part of the Earth's atmosphere that absorbs most of the ultraviolet radiation from the Sun. Ozone layer may be restored in decades, UN report says 2023-01-09T05:00:00Z The protective ozone layer in the upper atmosphere could be restored within several decades, scientists said Monday, as recent rogue emissions of ozone-depleting chemicals from China have been largely eliminated. Restoration of the Ozone Layer Is Back on Track, Scientists Say 2023-01-09T05:00:00Z The scale for the thickness of the ozone layer ranges from 0 to 500 Dobson units. Ozone layer continues to heal, a key development for health, food security and the planet, U.N. study says 2023-01-09T05:00:00Z A third generation of those chemicals, called HFC, was banned a few years ago not because it would eat at the ozone layer but because it is a heat-trapping greenhouse gas. UN says ozone layer slowly healing, hole to mend by 2066 2023-01-09T05:00:00Z Although its expected working lifetime was two years, the satellite kept making ozone and other atmospheric measurements until its retirement in 2005. Old NASA satellite falling from sky this weekend, low threat 2023-01-06T05:00:00Z The ozone layer began depleting in the 1970s. Ozone layer may be restored in decades, UN report says 2023-01-09T05:00:00Z CFC-11 and similar chemicals, collectively called chlorofluorocarbons, destroy ozone, which blocks ultraviolet radiation from the sun that can cause skin cancer and otherwise harm people and other living things. Restoration of the Ozone Layer Is Back on Track, Scientists Say 2023-01-09T05:00:00Z Scientists use the word “hole” to describe areas with ozone concentrations below 220 Dobson units. Ozone layer continues to heal, a key development for health, food security and the planet, U.N. study says 2023-01-09T05:00:00Z The report also warned that efforts to artificially cool the planet by putting aerosols into the atmosphere to reflect the sunlight would thin the ozone layer by as much as 20% in Antarctica. UN says ozone layer slowly healing, hole to mend by 2066 2023-01-09T05:00:00Z The Environmental Protection Agency and the Department of Energy are weighing clean-air regulations for methane and ozone standards, among other proposals. Joe Biden plans a regulation spree expected to exceed Obama’s red-tape bonanza 2023-01-05T05:00:00Z The Antarctic ozone hole continued expanding until 2000, after which its area and depth began improving slowly. Ozone layer may be restored in decades, UN report says 2023-01-09T05:00:00Z Dr. Montzka and others had said the rogue emissions, if they continued, could delay recovery of the ozone layer by as long as a decade. Restoration of the Ozone Layer Is Back on Track, Scientists Say 2023-01-09T05:00:00Z As a result, the ozone layer — which blocks ultraviolet sunlight from reaching Earth’s surface — continues to slowly thicken. Ozone layer continues to heal, a key development for health, food security and the planet, U.N. study says 2023-01-09T05:00:00Z “In the upper stratosphere and in the ozone hole we see things getting better,” said Paul Newman, co-chair of the scientific assessment. UN says ozone layer slowly healing, hole to mend by 2066 2023-01-09T05:00:00Z They say Colorado rarely denies permits to polluters, even in areas where harmful ozone already exceeds federal standards. EPA investigating Colorado for discriminatory air pollution 2022-12-28T05:00:00Z It says that, if current policies are maintained, the ozone layer will be restored to 1980 values - before the ozone hole appeared - at different points in different places: Ozone layer may be restored in decades, UN report says 2023-01-09T05:00:00Z The report said the rogue emissions had most likely delayed ozone layer recovery by a year. Restoration of the Ozone Layer Is Back on Track, Scientists Say 2023-01-09T05:00:00Z Scientists said the ozone’s recovery should also serve as proof that societies can join to solve environmental problems and combat climate change. Ozone layer continues to heal, a key development for health, food security and the planet, U.N. study says 2023-01-09T05:00:00Z The two chief chemicals that munch away at ozone are in lower levels in the atmosphere, said Newman, chief Earth scientist at NASA’s Goddard Space Flight Center. UN says ozone layer slowly healing, hole to mend by 2066 2023-01-09T05:00:00Z The region is also infamous for having the nation's worst ozone and particle pollution. The US has a new pollution rule for heavy-duty trucks for the first time in 2 decades 2022-12-24T05:00:00Z However, the depletion of ozone - while harmful due to solar radiation - is not a direct, major cause of climate change. Ozone layer may be restored in decades, UN report says 2023-01-09T05:00:00Z The new assessment is the first to consider the effects on ozone of a potential type of climate intervention, or geoengineering, mean to cool the atmosphere. Restoration of the Ozone Layer Is Back on Track, Scientists Say 2023-01-09T05:00:00Z At this rate, the ozone layer could recover to 1980s levels across most of the globe by the 2040s, and by 2066 in Antarctica, the report concludes. Ozone layer continues to heal, a key development for health, food security and the planet, U.N. study says 2023-01-09T05:00:00Z The nitrogen dioxide they release reacts with chemicals in the atmosphere to create other pollutants, such as ozone and fine particles, that harm human health. EPA enacts tougher pollution rule for trucks, vans and buses 2022-12-20T05:00:00Z "I made hundreds of speeches about the greenhouse effect, the ozone problem, that were almost never reported at all," Gore later recalled. The first climate change candidate: Inside Al Gore's oddly prescient 1988 presidential run 2022-12-18T05:00:00Z But saving the ozone layer has had a positive knock-on effect on global warming, the report suggests, because some of the harmful chemicals that were phased out are powerful greenhouse gases. Ozone layer may be restored in decades, UN report says 2023-01-09T05:00:00Z The protocol “exists to protect the ozone layer, and we’ve done a pretty good job of it in dealing with ozone-depleting substances,” he said. Restoration of the Ozone Layer Is Back on Track, Scientists Say 2023-01-09T05:00:00Z Ozone loss is most dramatic above the South Pole, with an ozone “hole” appearing there every spring. Ozone layer continues to heal, a key development for health, food security and the planet, U.N. study says 2023-01-09T05:00:00Z They gather real-time readings for ozone, nitrogen oxides and particulate matter. New data show Houston-area communities are being flooded with chemicals 2022-12-16T05:00:00Z "I made hundreds of speeches about the greenhouse effect, the ozone problem, that were almost never reported at all," Gore later recalled. The first climate change candidate: Inside Al Gore's oddly prescient 1988 presidential run 2022-12-18T05:00:00Z While the report has been hailed as good news - and evidence that rapid, international action to avert environmental crises can work - it warns that continued progress on the ozone layer is not guaranteed. Ozone layer may be restored in decades, UN report says 2023-01-09T05:00:00Z But it “will not destroy the ozone layer and create catastrophic consequences,” he said. Restoration of the Ozone Layer Is Back on Track, Scientists Say 2023-01-09T05:00:00Z Those improvements will not be steady, scientists stressed, given natural fluctuations in ozone levels and the ozone-inhibiting influence of volcanic eruptions like the massive one from underwater Pacific Ocean volcano Hunga Tonga a year ago. Ozone layer continues to heal, a key development for health, food security and the planet, U.N. study says 2023-01-09T05:00:00Z The sulfur dioxide signature was so strong that astronomers concluded ultraviolet light from the star is driving the formation of the gas, in the same way the Sun creates ozone in our atmosphere. Science’s 2022 Breakthrough of the Year: A telescope’s golden eye sees the universe anew 2022-12-14T05:00:00Z But more-affluent communities were more likely to be exposed to ozone air pollutants. Young kids who breathe polluted air can fall behind in school, study finds 2022-11-30T05:00:00Z For example, proposals to limit global warming by sending millions of tonnes of sulphur dioxide into the upper atmosphere - known as stratospheric aerosol injection - could drastically reverse the ozone layer's recovery. Ozone layer may be restored in decades, UN report says 2023-01-09T05:00:00Z However, even with existing rules at the state and local level, nitrogen oxides emissions are expected to fall to 184 tons a day by 2037, more than triple the 2015 ozone standard. Local air regulators say it's impossible to meet smog standards without federal help 2022-12-05T05:00:00Z But scientists said the latest ozone data and projections are nonetheless further proof of the success of the Montreal Protocol, the global 1987 agreement to phase out production and use of ozone-depleting substances. Ozone layer continues to heal, a key development for health, food security and the planet, U.N. study says 2023-01-09T05:00:00Z Aura has captured the intrusion of water vapor into the stratosphere from volcanic eruptions, where it adds to global warming and damages protective ozone. NASA’s drifting climate satellites could find new life as wildfire and storm watchers 2022-11-20T05:00:00Z That prohibition is part of a new, comprehensive blueprint to meet federal ozone standards over the next 15 years, but also will benefit the climate by reducing carbon emissions. California’s climate plan calls for no new gas-burning power plants 2022-11-16T05:00:00Z The estimate also accounts for eliminating nearly 10 million tons of volatile organic compounds, chemical gases emitted by oil and gas infrastructure that can harm human health and contribute to the formation of ground-level ozone. Biden touts methane crackdown at COP27 2022-11-16T05:00:00Z Where do ground level ozone and particulate matter fit in? Climate Change Is Fueling a Public Health Crisis. Doctors Need to Address This 2022-11-14T05:00:00Z Still, it is possible forthcoming data on ozone levels will prompt some concerns that the ozone layer is not recovering as quickly as the report concludes, he said. Ozone layer continues to heal, a key development for health, food security and the planet, U.N. study says 2023-01-09T05:00:00Z However, when ozone in the atmosphere reacts with brown carbon, it can transform it into new colourless molecules that do not warm the earth. Wildfire smoke may warm the Earth for longer than we thought 2022-11-13T05:00:00Z It is a precursor to ozone and smog, which causes lung damage, coughing and sore throat, greater susceptibility to respiratory infections and lung diseases such as asthma, emphysema and bronchitis. Opinion | Methane is a threat to local health 2022-11-04T04:00:00Z But in the 1970s, researchers found CFCs are partially responsible for destroying the Earth’s ozone layer, and companies stopped using them and eventually switched to other aerosol technologies, including butane-based propellants. Aerosol hair products tainted by benzene may still be on store shelves 2022-11-01T04:00:00Z For example, my colleague treated a six-year-old boy in the ER who had trouble breathing when higher levels of ground level ozone exacerbated his asthma attacks. Climate Change Is Fueling a Public Health Crisis. Doctors Need to Address This 2022-11-14T05:00:00Z Volcanic eruptions are known to accelerate ozone depletion. Ozone layer continues to heal, a key development for health, food security and the planet, U.N. study says 2023-01-09T05:00:00Z It was previously assumed that reactions between brown carbon and ozone were relatively fast. Wildfire smoke may warm the Earth for longer than we thought 2022-11-13T05:00:00Z The Centers for Disease Control and Prevention estimates that 48.4 percent of all Hispanic Americans live in counties that frequently violate ground-level ozone standards. Opinion | Methane is a threat to local health 2022-11-04T04:00:00Z As a side project, Reed is testing ozone fumigation to kill diseases and harmful spores in honeycomb. New WSU honey bee lab studies bee health, nutrition and parasites 2022-10-30T04:00:00Z Burning the fuel is a significant source of harmful pollutants including ground-level ozone and particulate matter that can lead to respiratory diseases in children. A profound change is coming to American school buses 2022-10-26T04:00:00Z “The Antarctic ozone hole is the poster child of ozone depletion,” Newman said. Ozone layer continues to heal, a key development for health, food security and the planet, U.N. study says 2023-01-09T05:00:00Z But now, through a combination of laboratory experiments and atmospheric simulations, it is clear that the reaction between brown carbon and ozone can be significantly slower. Wildfire smoke may warm the Earth for longer than we thought 2022-11-13T05:00:00Z The Senate ratified the so-called Kigali Amendment to the 1987 Montreal Protocol on ozone pollution last month in a rare bipartisan vote. Biden signs international climate deal on refrigerants 2022-10-27T04:00:00Z "We have wildfire pollution, dust pollution, particulate pollution, high volatile organic compounds, and high ozone," Moench said. How a Utah utility is helping an Estonian oil company hoard Colorado River water 2022-10-23T04:00:00Z Once seen as a solution to using other chemicals that deplete Earth’s protective ozone layer, the heat-trapping properties of hydrofluorocarbons have become a serious problem. EPA to further slash emissions from climate super-pollutants 2022-10-20T04:00:00Z The scale for the thickness of the ozone layer ranges from 0 to 500 Dobson units. Ozone layer continues to heal, a key development for health, food security and the planet, U.N. study says 2023-01-09T05:00:00Z Experiments on pine wood smoke showed that brown carbon quickly lost its colour when exposed to ozone in a warm, humid environment. Wildfire smoke may warm the Earth for longer than we thought 2022-11-13T05:00:00Z The ozone hole hit its peak size of more than 10 million square miles on October 5, the largest it has been since 2015, according to NASA. Ozone hole grows this year, but still shrinking in general 2022-10-13T04:00:00Z “All the data says that ozone is on the mend.” Ozone hole grows this year, but still shrinking in general 2022-10-13T04:00:00Z In early July, Nome was smothered by dense smoke from wildfires 430 miles away, causing ozone and particulate pollution to rise well above hazardous levels. How Stopping Alaskan Wildfires Can Slow Climate Change 2022-10-04T04:00:00Z Scientists use the word “hole” to describe areas with ozone concentrations below 220 Dobson units. Ozone layer continues to heal, a key development for health, food security and the planet, U.N. study says 2023-01-09T05:00:00Z For an oxidant like ozone to bleach brown carbon, ozone needs to penetrate and mix within the smoke particles. Wildfire smoke may warm the Earth for longer than we thought 2022-11-13T05:00:00Z Scientists say because of cooler than normal temperatures over the southern polar regions at 7 to 12 miles high where the ozone hole is, conditions are ripe for ozone-munching chlorine chemicals. Ozone hole grows this year, but still shrinking in general 2022-10-13T04:00:00Z Just looking at the maximum ozone hole size, especially in October, can be misleading, said top ozone scientist Susan Solomon of MIT. Ozone hole grows this year, but still shrinking in general 2022-10-13T04:00:00Z The denim is technological, each piece treated with sprays of ozone to give a colorful stone-washed effect without the usual environmental damage. Benetton, Ferrari close Milan Fashion Week with bold moves 2022-09-25T04:00:00Z The scale for the thickness of the ozone layer ranges from 0 to 500 Dobson units. Ozone layer continues to heal, a key development for health, food security and the planet, U.N. study says 2023-01-09T05:00:00Z The Montreal Protocol didn’t just preserve the ozone layer, it helped save Earth from a climate change time bomb. How the Montreal Protocol Helped Save Earth from a Climate Time Bomb 2022-09-23T04:00:00Z It’s the third straight year of an ozone hole peaking at more than 9.5 million square miles, which Solomon called very unusual and worthy of extra study. Ozone hole grows this year, but still shrinking in general 2022-10-13T04:00:00Z Chlorine and bromine chemicals high in the atmosphere eat at Earth’s protective ozone layer. Ozone hole grows this year, but still shrinking in general 2022-10-13T04:00:00Z The injection of what the researchers estimated was at least 55 million tons of water vapor into the stratosphere may also temporarily cause more depletion of the protective ozone layer in the atmosphere, they said. The Tonga volcano shook the world. It may also affect the climate 2022-09-22T04:00:00Z Scientists use the word “hole” to describe areas with ozone concentrations below 220 Dobson units. Ozone layer continues to heal, a key development for health, food security and the planet, U.N. study says 2023-01-09T05:00:00Z The landmark ozone treaty was agreed 35 years ago this month, at a time when both climate and ozone science was far less developed than it is today. How the Montreal Protocol Helped Save Earth from a Climate Time Bomb 2022-09-23T04:00:00Z In the meantime, the extra water might also speed up ozone loss in the atmosphere, Rosenlof added. Tonga volcano blast was unusual, could even warm the Earth 2022-09-22T04:00:00Z The more cold, the more clouds, the bigger the ozone hole. Ozone hole grows this year, but still shrinking in general 2022-10-13T04:00:00Z All that water vapor will very likely also alter the atmospheric chemistry that destroys ozone, the oxygen molecule that protects life on Earth from harmful ultraviolet radiation from the Sun. The Tonga volcano shook the world. It may also affect the climate 2022-09-22T04:00:00Z The scale for the thickness of the ozone layer ranges from 0 to 500 Dobson units. Ozone layer continues to heal, a key development for health, food security and the planet, U.N. study says 2023-01-09T05:00:00Z Yet every nation signed on, accepting binding commitments to reduce the production, consumption and emissions of chemicals responsible for thinning the ozone layer that guards the planet from the sun’s most damaging radiation. How the Montreal Protocol Helped Save Earth from a Climate Time Bomb 2022-09-23T04:00:00Z The Kigali agreement was an amendment to the Montreal Protocol, the landmark 1987 treaty designed to repair the ozone layer by banning coolants called chlorofluorocarbons, or CFCs, that were thinning the layer. Senate Ratifies Pact to Curb a Broad Category of Potent Greenhouse Gases 2022-09-21T04:00:00Z However, the ozone hole is slightly lower than the region thought to be cooled by climate change, he said. Ozone hole grows this year, but still shrinking in general 2022-10-13T04:00:00Z But that would be temporary, he said, because ozone formation and destruction “is a cycle that keeps going.” The Tonga volcano shook the world. It may also affect the climate 2022-09-22T04:00:00Z Scientists use the word “hole” to describe areas with ozone concentrations below 220 Dobson units. Ozone layer continues to heal, a key development for health, food security and the planet, U.N. study says 2023-01-09T05:00:00Z “And it was basically signed without knowing for sure what was causing the Antarctic ozone hole.” How the Montreal Protocol Helped Save Earth from a Climate Time Bomb 2022-09-23T04:00:00Z The ozone is a part of the Earth’s atmosphere that absorbs harmful ultraviolet light from the sun. Senate Ratifies Pact to Curb a Broad Category of Potent Greenhouse Gases 2022-09-21T04:00:00Z The worry is that climate change and efforts to reduce the ozone hole get intertwined. Ozone hole grows this year, but still shrinking in general 2022-10-13T04:00:00Z While these chemicals do not damage the ozone layer, they act as extremely potent greenhouse gases, trapping heat in the atmosphere 1,000 times more effectively than carbon dioxide. Opinion | The Senate might pass another important climate measure 2022-09-20T04:00:00Z Stricter air quality regulations are coming for northern Colorado businesses after the Environmental Protection Agency on Friday downgraded the area to a category for “severe” violators of ozone standards. Northern Colorado air quality downgraded by EPA 2022-09-16T04:00:00Z Fahey said there was some understanding among scientists from the start that CFCs played a role in driving climate change as well as depleting the ozone layer. How the Montreal Protocol Helped Save Earth from a Climate Time Bomb 2022-09-23T04:00:00Z Chemical companies responded to the 1987 agreement by developing HFCs, which do not harm the ozone layer but have turned out to be a significant driver of global warming. Senate Ratifies Pact to Curb a Broad Category of Potent Greenhouse Gases 2022-09-21T04:00:00Z The judge also wrote that the permits would go against EPA standards for 24-hour exposure to soot, also called “fine particulate matter,” and nitrogen dioxide, which contributes to ozone formation. Louisiana judge tosses permits for $9.4B plastics complex 2022-09-15T04:00:00Z Environmental regulations have brought back the bald eagle and are slowly healing the ozone hole. It's Time to Fight Light Pollution 2022-09-15T04:00:00Z The waiver lifted a Clear Air Act requirement that lower-volatility gasoline be sold in Indiana, Illinois, Michigan and Wisconsin during summer months to limit ozone pollution. Production resumes at Indiana refinery shutdown after fire 2022-09-12T04:00:00Z “The great news is that we avoided all of that, and we not only saved the ozone layer, we actually had a tremendous win for the climate as well,” she said. How the Montreal Protocol Helped Save Earth from a Climate Time Bomb 2022-09-23T04:00:00Z “How much ozone do fires produce? What’s the chemistry for how it forms? And how do you regulate a natural phenomenon?” The Hidden Toll of Wildfires 2022-09-12T04:00:00Z The South Coast air basin — Los Angeles, Orange, Riverside and part of San Bernardino counties — has yet to meet any federal health standards for ozone levels, including the oldest measure enacted in 1979. With gas-fueled car ban, California hopes to lead the nation. Can it deliver? 2022-09-06T04:00:00Z The Bay Area Air Quality Management District issued an alert for unhealthy levels of ozone pollution, especially for children, seniors and those with respiratory and heart conditions. Californians asked to conserve power amid brutal heat wave 2022-09-02T04:00:00Z In the stratosphere, ozone protects the Earth from the sun's ultraviolet radiation. Analysis: Scientists look to solve ozone threat to Africa's food security 2022-08-31T04:00:00Z And HFCs, which have no effect on the ozone, were intended to be the Montreal Protocol’s final destination. How the Montreal Protocol Helped Save Earth from a Climate Time Bomb 2022-09-23T04:00:00Z In 2019 the top eight most polluted cities in America by measure of ozone were all in the West. The Hidden Toll of Wildfires 2022-09-12T04:00:00Z The waiver lifts a Clear Air Act requirement that lower-volatility gasoline be sold in Indiana, Illinois, Michigan and Wisconsin during summer months to limit ozone pollution. Indiana refinery fire not expected to hit gas prices much 2022-08-29T04:00:00Z A study found that the Black Summer bush fires in Australia damaged the ozone layer, ABC reported. Your Monday Briefing: Record Heat Disrupts China 2022-08-28T04:00:00Z While air quality regulations have helped reduce ozone levels in the United States and Europe, the trend is set to spike in the opposite direction for fast-growing Africa and parts of Asia. Analysis: Scientists look to solve ozone threat to Africa's food security 2022-08-31T04:00:00Z The waiver lifts a Clear Air Act requirement that lower-volatility gasoline be sold in the states during summer months to limit ozone pollution. EPA waives fuel rule in 4 states after Indiana refinery fire 2022-08-28T04:00:00Z To figure out what became of smoke downwind and how it produced noxious aerosols and ozone, they had to understand its contents at the ignition point. The Hidden Toll of Wildfires 2022-09-12T04:00:00Z “The big issue here is that, under global warming, the frequency and intensity of wildfires is expected to increase, which would lead to more” fire-induced stratospheric warming and ozone depletion in the future, Haywood said. Australia fires damaged ozone layer, caused major warming, study says 2022-08-25T04:00:00Z Researchers say the blast may temporarily warm surface temperatures in years to come and also deplete stratospheric ozone. Tonga volcano blasted unprecedented amount of water into atmosphere 2022-08-05T04:00:00Z In areas of Africa with high fossil fuel emissions and frequent burning of forests or grassland, new research suggests hotter temperatures could make the problem worse as they can accelerate chemical reactions that create ozone. Analysis: Scientists look to solve ozone threat to Africa's food security 2022-08-31T04:00:00Z Unfortunately, today we are observing a depletion in ozone concentrations in the upper atmosphere. College Physics for AP Courses 2015-08-12T00:00:00Z Maybe certain plants, when burned, created smoke with more ozone and PM 2.5 than others? The Hidden Toll of Wildfires 2022-09-12T04:00:00Z Another study last year observed temperature and ozone changes from satellite data. Australia fires damaged ozone layer, caused major warming, study says 2022-08-25T04:00:00Z On a shorter time scale, the increased water vapor could also worsen ozone depletion in the stratosphere, said Susan Strahan, an atmospheric chemist with University of Maryland Baltimore County and NASA. Tonga volcano blasted unprecedented amount of water into atmosphere 2022-08-05T04:00:00Z The only difference between the two greenhouse atmospheres - ozone pollution. Analysis: Scientists look to solve ozone threat to Africa's food security 2022-08-31T04:00:00Z This depletion has led to the formation of an “ozone hole” in the upper atmosphere. College Physics for AP Courses 2015-08-12T00:00:00Z He and Matt Coggon, a research scientist at NOAA, also found that catechol may play a key role in ozone formation related to wildfires. The Hidden Toll of Wildfires 2022-09-12T04:00:00Z The ozone layer helps absorb incoming ultraviolet radiation from the sun, shielding life on Earth from its harmful effects, such as skin cancer and cataract formation. Australia fires damaged ozone layer, caused major warming, study says 2022-08-25T04:00:00Z Stratospheric ozone protects the surface of Earth from damaging ultraviolet radiation. Tonga volcano blasted unprecedented amount of water into atmosphere 2022-08-05T04:00:00Z She is studying how rising ozone pollution might impact crop yields - and food security for subsistence farmers - in the developing world. Analysis: Scientists look to solve ozone threat to Africa's food security 2022-08-31T04:00:00Z The CFCs are relatively stable and will contribute to ozone depletion for years to come. College Physics for AP Courses 2015-08-12T00:00:00Z As long as the smoke continues to drift in the cooler temperatures of the upper troposphere, the nitrogen is locked up and the ozone production process is essentially frozen. The Hidden Toll of Wildfires 2022-09-12T04:00:00Z The ozone hole that formed over Antarctica following the fires in 2020 was the longest-lasting and among the largest and deepest in decades, according to the World Meteorological Organization. Australia fires damaged ozone layer, caused major warming, study says 2022-08-25T04:00:00Z Chemicals that deplete the ozone layer were largely phased out through the 1987 Montreal Protocol and subsequent amendments. Tonga volcano blasted unprecedented amount of water into atmosphere 2022-08-05T04:00:00Z That means more ozone pollution, a major challenge for smallholder farmers who make up 60% of the population in sub-Saharan Africa. Analysis: Scientists look to solve ozone threat to Africa's food security 2022-08-31T04:00:00Z But the protocol seems to be working, as there are signs of an ozone recovery. College Physics for AP Courses 2015-08-12T00:00:00Z Suddenly, hundreds or even thousands of miles downwind from the fire, ozone can form in volumes toxic to humans. The Hidden Toll of Wildfires 2022-09-12T04:00:00Z One such reaction is the combination of nitric oxide, NO, with ozone, O3: Chemistry 2019-02-14T00:00:00Z Strahan, who was not involved in the study, explained that the excess water vapor will affect many chemical reactions that control stratospheric ozone concentrations. Tonga volcano blasted unprecedented amount of water into atmosphere 2022-08-05T04:00:00Z "There is a serious concern that ozone pollution will affect yields in the long run," said senior scientist Martin Moyo at the International Crops Research Institute for the Semi-Arid Tropics in Zimbabwe. Analysis: Scientists look to solve ozone threat to Africa's food security 2022-08-31T04:00:00Z Figure 24.18 This map of ozone concentration over Antarctica in October 2011 shows severe depletion suspected to be caused by CFCs. College Physics for AP Courses 2015-08-12T00:00:00Z This helps to explain why, during certain wildfire events, ozone levels spike in Midwestern or even Eastern cities when plumes born in the West drift eastward. The Hidden Toll of Wildfires 2022-09-12T04:00:00Z The reaction of atomic oxygen with ozone is the second step of the two-step ozone decomposition mechanism discussed earlier in this section: Chemistry 2019-02-14T00:00:00Z Earth's ozone layer removes high-energy ultraviolet radiation, uv-c, from the solar radiation received at the surface. Biology for AP Courses 2022-06-09T00:00:00Z He called out an "urgent need for more rural studies to determine ozone concentrations" across the continent. Analysis: Scientists look to solve ozone threat to Africa's food security 2022-08-31T04:00:00Z To make matters worse, unlike Earth, Mars does not have a magnetic field and ozone layer to protect the surface from harmful solar ultraviolet radiation and energetic particles. Astronomy 2016-10-13T00:00:00Z But in the two years after the lab work, Coggon developed a chemical model that suggested nitroaromatics could play a key role in nitrogen’s life cycle and therefore in ozone’s formation. The Hidden Toll of Wildfires 2022-09-12T04:00:00Z A number of substances can catalyze the decomposition of ozone. Chemistry 2019-02-14T00:00:00Z Earth’s early environment was full of extreme places with much oxygen in the atmosphere, no ozone to shield Earth’s surface from mutagenic radiation, much geologic upheaval and volcanic activity. Biology for AP Courses 2022-06-09T00:00:00Z "Farmers might keep applying fertilizer or chemicals thinking it's a disease, but it's ozone pollution." Analysis: Scientists look to solve ozone threat to Africa's food security 2022-08-31T04:00:00Z Some of these compounds, like water and the combination oxygen/ozone and methane, might reveal Earth as both habitable and inhabited. Astronomy 2016-10-13T00:00:00Z “When they were there, there was less ozone,” he says. The Hidden Toll of Wildfires 2022-09-12T04:00:00Z Assuming that both the reactants and products of the reaction are in their standard states, determine the standard enthalpy of formation, of ozone from the following information: Chemistry 2019-02-14T00:00:00Z Earth’s early environment was full of extreme places with little oxygen in the atmosphere, no ozone to shield Earth’s surface from mutagenic radiation, less geologic upheaval and volcanic activity. Biology for AP Courses 2022-06-09T00:00:00Z Watering can leave leaf pores wide open, causing plants to take in even more ozone. Analysis: Scientists look to solve ozone threat to Africa's food security 2022-08-31T04:00:00Z Because ozone is a good absorber of ultraviolet light, it protects the surface from some of the Sun’s dangerous ultraviolet radiation, making it possible for life to exist on Earth. Astronomy 2016-10-13T00:00:00Z Either theory had potentially profound implications for forecasting ozone production from smoke and therefore smoke’s impact on people. The Hidden Toll of Wildfires 2022-09-12T04:00:00Z As an important illustration of homogeneous catalysis, consider the earth’s ozone layer. Chemistry 2019-02-14T00:00:00Z Earth’s early environment was full of extreme places with little oxygen in the atmosphere, no ozone to shield Earth’s surface from mutagenic radiation, much geologic upheaval and volcanic activity. Biology for AP Courses 2022-06-09T00:00:00Z In the dome with the highest ozone level, plants were receiving more than triple that amount, mimicking North Africa's polluted conditions. Analysis: Scientists look to solve ozone threat to Africa's food security 2022-08-31T04:00:00Z The breakup of ozone adds heat to the stratosphere, reversing the decreasing temperature trend in the troposphere. Astronomy 2016-10-13T00:00:00Z There was the low-intensity controlled fire in Florida’s pines that produced gluts of ozone almost immediately after ignition, in contrast to a high-intensity wildfire in Washington that appeared to produce almost none. The Hidden Toll of Wildfires 2022-09-12T04:00:00Z Nitric oxide reacts with ozone, and it has been suggested that this could contribute to depletion of the ozone layer. Chemistry 2019-02-14T00:00:00Z The greenhouse gases that affect Earth include carbon dioxide, methane, water vapor, nitrous oxide, and ozone. Biology for AP Courses 2022-06-09T00:00:00Z In a dome filled with a mid-level amount of ozone, North African wheat plants had quickly turned from green to yellow within just a few months. Analysis: Scientists look to solve ozone threat to Africa's food security 2022-08-31T04:00:00Z Because ozone is essential to our survival, we reacted with justifiable concern to evidence that became clear in the 1980s that atmospheric ozone was being destroyed by human activities. Astronomy 2016-10-13T00:00:00Z In 1985, after scientists discovered that some aerosol sprays were causing holes in the ozone layer in the atmosphere, 20 countries initiated the Montreal Protocol, which banned the use of these sprays. Introduction to Philosophy 2022-06-15T00:00:00Z The decomposition of ozone, for example, appears to follow a mechanism with two steps: Chemistry 2019-02-14T00:00:00Z The depletion of the ozone layer, erosion due to acid rain, and damage from global climate change are caused by human activities. Biology for AP Courses 2022-06-09T00:00:00Z That fits with research her team published last year on sub-Saharan plant cultivars, which found that ozone pollution could be lowering sub-Saharan wheat yields by as much as 13%. Analysis: Scientists look to solve ozone threat to Africa's food security 2022-08-31T04:00:00Z By international agreement, the production of industrial chemicals that cause ozone depletion, called chlorofluorocarbons, or CFCs, has been phased out. Astronomy 2016-10-13T00:00:00Z One oft-cited example is the ozone hole, where scientists spoke up in support of banning the chemicals that were destroying Earth's ozone layer. The Public Wants Scientists to Be More Involved in Policy Debates 2022-08-21T04:00:00Z Consider this scenario and answer the following questions: Chlorine atoms resulting from decomposition of chlorofluoromethanes, such as CCl2F2, catalyze the decomposition of ozone in the atmosphere. Chemistry 2019-02-14T00:00:00Z Agricultural animals increase the amount of greenhouse gases by producing ozone, which contributes to global warming. Biology for AP Courses 2022-06-09T00:00:00Z Freon, a chlorofluorocarbon, was the solution to replace toxic and flammable ammonia in refrigerators, but then it caused stratospheric ozone depletion. How to destroy a "forever chemical": Scientists are discovering ways to eliminate PFAS 2022-08-20T04:00:00Z As a result, ozone loss has stopped and the “ozone hole” over the Antarctic is shrinking gradually. Astronomy 2016-10-13T00:00:00Z The ozone story is a case in point: no one knew better than ozone scientists about the cause of the dangerous hole and therefore what needed to be done to fix it. The Public Wants Scientists to Be More Involved in Policy Debates 2022-08-21T04:00:00Z Nitric oxide is also involved in the decomposition of ozone by the mechanism: Chemistry 2019-02-14T00:00:00Z Several environmental factors can cause stomatal closing: water deficit, darkness, microbes, ozone, and sulfur dioxide and other pollutants. Biology for AP Courses 2022-06-09T00:00:00Z That’s without taking into account the effects of increased ultraviolet radiation on crops due to the destruction of the ozone layer caused by the heating of the stratosphere, Robock said. As risk of nuclear war grows, study warns that even a limited exchange would doom billions 2022-08-15T04:00:00Z Later, photosynthesis gave rise to free oxygen and ozone. Astronomy 2016-10-13T00:00:00Z The FDA has expressed skepticism about Philips’s test results, saying in May that certain data were “not persuasive” and rejecting the company’s argument that use of unapproved ozone cleaners is a main culprit. For sleep apnea patients with recalled CPAP machines, restless nights 2022-07-23T04:00:00Z Freon-12 has been banned and is no longer used as a refrigerant because it catalyzes the decomposition of ozone and has a very long lifetime in the atmosphere. Chemistry 2019-02-14T00:00:00Z The currently accepted explanation is that the low-oxygen atmosphere of early Earth had no ozone layer to filter out the solar ultraviolet radiation that damages DNA. Biology for AP Courses 2022-06-09T00:00:00Z Separate research from MIT on the Australian fires found that their smoke plumes depleted the ozone layer, which protects the Earth from ultraviolet radiation. McKinney fire has hit the stratosphere, spewing the 'fire-breathing dragon of clouds' 2022-08-03T04:00:00Z As it does on Earth today, this ozone provided protection from the Sun’s damaging ultraviolet radiation. Astronomy 2016-10-13T00:00:00Z The device, fitted with a gas chromatograph, was with Dr. Lovelock on his Antarctic voyage, and his findings helped confirm links between chlorofluorocarbons and the hole in the ozone layer. James Lovelock, creator of Gaia theory of ‘living’ Earth, dies at 103 2022-07-28T04:00:00Z Write the resonance forms of ozone, O3, the component of the upper atmosphere that protects the Earth from ultraviolet radiation. Chemistry 2019-02-14T00:00:00Z The greater threat could come from ever increasing amounts of space debris burning up in our planet’s fragile upper atmosphere—with resulting long-term impacts on global climate and stratospheric ozone. Don’t Fear China’s Falling Rocket—Fear the Future It Foretells 2022-07-29T04:00:00Z But he said the EPA is also working on several other rules targeting power plants, including requirements for the disposal of toxic coal ash and enhancements to the National Ambient Air Quality Standards for ozone. EXCLUSIVE Biden EPA to tackle coal industry carbon with rules on other pollutants 2022-07-29T04:00:00Z The presence of oxygen, and hence ozone, thus allowed colonization of the land. Astronomy 2016-10-13T00:00:00Z Heading west is also a way to avoid the unhealthy levels of ozone trapped in the Cascade foothills by this week’s high-pressure system. 5 tips if you plan on hiking during this Pacific Northwest heat wave 2022-07-28T04:00:00Z Pure ozone decomposes slowly to oxygen, Use the data provided in a graphical method and determine the order and rate constant of the reaction. Chemistry 2019-02-14T00:00:00Z The team also examined how atmospheric reentry can harm the tenuous layer of stratospheric ozone that helps shield Earth from damaging ultraviolet radiation. Don’t Fear China’s Falling Rocket—Fear the Future It Foretells 2022-07-29T04:00:00Z An ozone alert issued by the Puget Sound Clean Air Agency remains in effect for east Issaquah, North Bend, Enumclaw and other areas of the Cascade foothills in King and Pierce counties. Wednesday was a brief cooldown in Seattle’s weeklong heat wave 2022-07-27T04:00:00Z One effect might be a reduction in the ozone layer and a cooling of the stratosphere near Earth’s poles. Astronomy 2016-10-13T00:00:00Z High above Earth, the water will likely react with other chemicals, potentially degrading the ozone layer that protects us from ultraviolet light, and even changing the circulation of air currents that govern weather patterns. Massive undersea eruption filled atmosphere with water 2022-07-27T04:00:00Z The formation of ozone from oxygen is an endothermic reaction, in which the energy comes from an electrical discharge, heat, or ultraviolet light: Chemistry 2019-02-14T00:00:00Z Published in Journal of Geophysical Research Atmospheres, their study found yet another route by which rocketry could deplete ozone and exacerbate climate change. Don’t Fear China’s Falling Rocket—Fear the Future It Foretells 2022-07-29T04:00:00Z In 1995, they and Dr. Paul Crutzen, of the Max Planck Institute in Germany, were given the Nobel Prize in Chemistry for their work in alerting the world to the thinning ozone layer. James Lovelock, Whose Gaia Theory Saw the Earth as Alive, Dies at 103 2022-07-27T04:00:00Z Why is a decrease in Earth’s ozone harmful to life? Astronomy 2016-10-13T00:00:00Z That water will likely remain there for years, where it could eat away at the ozone layer and perhaps even warm Earth. Massive undersea eruption filled atmosphere with water 2022-07-27T04:00:00Z The sharp odor associated with sparking electrical equipment is due, in part, to ozone. Chemistry 2019-02-14T00:00:00Z Early Tuesday afternoon, air quality plunged in parts of the Puget Sound region due to high temperatures, and the Puget Sound Clean Air Agency issued an ozone alert. Live: Heat wave daily news updates, July 27: What to know about staying cool in Seattle 2022-07-27T04:00:00Z Methyl bromide, once the industry favorite, was banned more than a decade ago for its effect on the ozone layer, and has also been identified as a neurotoxin and respiratory irritant. California's strawberry fields may not be forever. Could robots help? 2022-07-26T04:00:00Z “UV radiation is getting stronger because the ozone layer is getting thinner,” Lin said. Why your sunscreen isn’t working 2022-07-23T04:00:00Z The city is also under a pollution advisory because of high levels of noxious ground-level ozone. Brutal heat from Phoenix to Boston triggers alerts for 100 million 2022-07-21T04:00:00Z Most atmospheric ozone occurs in the stratosphere, a layer of the atmosphere extending from about 10 to 50 kilometers above the earth’s surface. Chemistry 2019-02-14T00:00:00Z A heat wave that brought record temperatures to Britain and parts of France swelled over Central Europe on Wednesday, with scientists warning of “very high levels” of ozone pollution on the continent. Brutal heat dome moves east, with Central Europe sweltering 2022-07-20T04:00:00Z The fires have generated high levels of harmful ozone pollution and forced the evacuations of some 37,000 people in total. Scenes of Devastation Emerge From a Fire-Ravaged Southwestern France 2022-07-19T04:00:00Z Scientists say ozone pollution will increase under climate change. Air pollution surges as heatwave sweeps across Europe 2022-07-19T04:00:00Z This layer, called the ozone layer, absorbs ultraviolet light and acts like global sunscreen. Miller & Levine Biology 2018-01-01T00:00:00Z This ozone acts as a barrier to harmful ultraviolet light from the sun by absorbing it via a chemical decomposition reaction: Chemistry 2019-02-14T00:00:00Z Along with increased carbon emissions from the wildfires, “very high levels” of ozone pollution caused by the heat wave could affect Northern and Western Europe in the coming days, Copernicus scientists warn. Brutal heat dome moves east, with Central Europe sweltering 2022-07-20T04:00:00Z The most commonly found air pollutants are particulate matter, ground-level ozone, carbon monoxide, sulfur oxides, nitrogen oxides, and lead. Environmental Biology 2018-09-06T00:00:00Z Surface-level ozone is known to worsen respiratory and cardiovascular illnesses, and has been linked to increased mortality rates. Air pollution surges as heatwave sweeps across Europe 2022-07-19T04:00:00Z Describe the sequence of events that led to phasing out CFCs, which has helped stratospheric ozone to begin recovering. Miller & Levine Biology 2018-01-01T00:00:00Z The reactive oxygen atoms recombine with molecular oxygen to complete the ozone cycle. Chemistry 2019-02-14T00:00:00Z At low altitudes, ozone is one of the main elements of urban smog, the scientists said. Brutal heat dome moves east, with Central Europe sweltering 2022-07-20T04:00:00Z Of the six pollutants, particle pollution and ground-level ozone are the most widespread health threats. Environmental Biology 2018-09-06T00:00:00Z Long-term exposure to ozone pollution is responsible for 55,000 premature deaths annually in Europe, according to a 2019 study in the journal Environmental Research Letters. Air pollution surges as heatwave sweeps across Europe 2022-07-19T04:00:00Z Several successes we’ve seen through science-applied changes include removing lead from gasoline, which has helped reduce water pollution, and the banning of CFCs, which has helped to repair the depleted ozone. Miller & Levine Biology 2018-01-01T00:00:00Z The presence of stratospheric ozone decreases the frequency of skin cancer and other damaging effects of ultraviolet radiation. Chemistry 2019-02-14T00:00:00Z “The potential impacts of very high ozone pollution on human health can be considerable both in terms of respiratory and cardio-vascular illness,” Mark Parrington, a senior Copernicus scientist, said in a statement. Brutal heat dome moves east, with Central Europe sweltering 2022-07-20T04:00:00Z Breathing ozone can trigger a variety of health problems, particularly for children, the elderly, and people of all ages who have lung diseases such as asthma. Environmental Biology 2018-09-06T00:00:00Z About 23 percent of incoming solar energy is absorbed in the atmosphere by water vapor, dust, and ozone. An Introduction to Geology 2017-01-01T00:00:00Z Photosynthesis resulted in an oxygen-rich atmosphere, which developed the ozone layer and killed off anaerobic creatures living up till then. Miller & Levine Biology 2018-01-01T00:00:00Z The chlorine atoms react with ozone molecules, resulting in a net removal of O3 molecules from stratosphere. Chemistry 2019-02-14T00:00:00Z The degradation of the ozone layer in the atmosphere and the resulting increase in exposure to UV radiation has contributed to its rise. Anatomy and Physiology 2013-06-19T00:00:00Z Ground level ozone can also have harmful effects on sensitive vegetation and ecosystems. Environmental Biology 2018-09-06T00:00:00Z “I’m concerned about the ozone layer for the future of my kids,” Walker said. California cities ban new gas stations in battle to combat climate change 2022-07-11T04:00:00Z He noted that compliance with EPA standards for regional haze, the ozone transport rule and National Ambient Air Quality Standards will require cleaner operation for coal-fired power plants in particular. What’s On and Off the Table for Climate Action after the Supreme Court Ruling 2022-07-05T04:00:00Z There is a worldwide effort to reduce the amount of CFCs used commercially, and the ozone hole is already beginning to decrease in size as atmospheric concentrations of atomic chlorine decrease. Chemistry 2019-02-14T00:00:00Z She added that pollutants like NOx, SO2, acid rain, heavy metals, and ground-level ozone would still impact air quality whether they could be directly or indirectly tied back to smokestacks. Doomsday: Supreme Court decision a dagger for efforts to curb carbon emissions, experts say 2022-06-30T04:00:00Z |
| 随便看 |
英语例句辞典收录了117811条英语例句在线翻译词条，基本涵盖了全部常用单词及词组的例句翻译及用法，是英语学习的有利工具。