ozone hole

At its largest this year, the ozone hole covered more than 15 million square kilometers.

在最大的一年中, 臭氧空洞覆盖超过15万平方公里.

Unit 101 The Ozone Hole: Why over Antarctica?

臭氧空洞: 为什么出现在南极洲上空?

For an ozone hole to form, proper weather conditions must also exist.

对一个臭氧空洞的形成来说, 必须存在适当的气象条件.

Oh, oh, the Ozone hole is back!

糟了, 臭氧层的穿孔又出现了!

Why the ozone hole is only found in Antarctica?

为什麽臭氧破洞只在南极上空发现?

This hole is over the Antarctic and is often referred to as the ozone hole.

这个空洞处于南极上空,常常称为臭氧空洞.

And the ozone hole has been the emergence of andand even people have caused great harm.

并且臭氧空洞的出现已经对动植物甚至使人都造成了巨大的危害.

The ozone hole forms over Antarctica in August and September, when the temperatures are coldest.

南极上空的臭氧洞于8月至9月间天气最冷的时候形成.

Even the polar ozone hole.

南北极甚至出现了臭氧空洞.

Prof Austin's computer simulation suggests that the Arctic ozone hole will not recover until around 2040.

奥斯丁教授的电脑模拟显示北极的臭氧洞到2040年之前也不会复原.