If they are that vulnerable to small changes, how did they survive the long impact winter?

要是它们连小小的变化都受影响，它们是怎么挺过撞击造成的漫长的冬天的？

An early look at next week's weather pattern Carl, models suggest the treetops will glisten for many of us with a break out of frigid air from the north and a couple of winter storms possibly impacting the country.

卡尔，提前看看下周的天气状况，模型显示，随着北方寒冷空气的爆发和几场可能影响美国的冬季风暴，树梢将闪闪发光。