Prolonged droughts have also led to desertification.

长期的干旱会导致沙漠化。

Desertification occurs when fertile farmland turns into desert.

沙漠化发生在肥沃的农田变成沙漠时。

The aim is to create a natural shield against desertification.

其目的是建立一个天然屏障来抵御沙漠化。

So the process of places becoming deserts is called desertification.

因此，这些地方变成沙漠的过程被称为沙漠化。

But what is troubling is the increasing desertification in the region which is essentially pulling the Sahara desert south.

但令人不安的是，该地区日益严重的沙漠化实际上正在把撒哈拉沙漠往南拉。

Human activities such as mining and agriculture also contribute to desertification, Sternberg notes.

斯腾伯格指出，采矿和农耕等人类活动也会导致荒漠化。

The United Nations desertification agency says the Green Wall project faces many problems.

联合国防治荒漠化机构表示，绿色长城计划面临许多问题。

For example, in some areas of northwest China desertification is also a serious problem.

例如，中国西北部某些地方的沙漠化也是一个很严重的问题。

Population growth, urbanization and desertification triggered by increasing climate change have escalated the conflict.

如今气候变化加剧，因此带来的人口增长，城市化，以及土地沙漠化问题使这一冲突愈演愈烈。

Sandstorms in China appear to have increased in recent years as a result of desertification.

土壤的沙漠化使近年来中国的沙尘暴呈上升趋势。

The spokesperson says China has made progress in preventing and controlling desertification in recent years.

发言人表示，近来年，中国在防治荒漠人方面取得了进展。

And one of the biggest of these problems is desertification.

其中最大的一个问题就是荒漠化。

There's a material called liquid NanoClay that aims to reverse desertification turning wasteland into fertile soil.

有一种叫做液态纳米粘土的材料，旨在逆转沙漠化，将荒地变成肥沃的土壤。

Organizers say the expo aims to inspire the international community to adopt innovative solutions for mitigating desertification.

组织者表示，世博会旨在激励国际社会采取创新的解决方案来缓解荒漠化。

There is little doubt, however, that desertification in most areas results primarily from human activities rather than natural processes.

毋庸置疑，多地荒漠化现象主要来自人类活动，而非自然过程。

The U.N. says up to 45 percent of Africa's land is impacted by desertification, worse than any other continent.

联合国表示，非洲45%的土地受到荒漠化的影响，比其他任何大陆都严重。

This is due to dune encroachment and desertification.

这是由于沙丘侵蚀和荒漠化造成的。

Rising sea levels. Desertification. Hollywood has always enjoyed imagining the end of the world.

海平面上升。荒漠化。好莱坞一直喜欢想象世界末日。

I've met young people who have come up with solutions to combat desertification in Tunisia.

我在突尼斯遇到了一些年轻人，他们提出了防治荒漠化的解决方案。

It's called " desertification" , and every year, an area equal to half the European Union deteriorates into dusty, scorched Earth.

这被称为“荒漠化”，每年，相当于欧盟一半的面积恶化成尘土飞扬、焦土飞扬的土地。