It would be enough to totally destroy the Earth's ozone layer.

这足以彻底摧毁地球的臭氧层。

These do not harm the ozone layer and are more energy efficient.

它们不会损害臭氧层，而且更节能。

Other aerosols can host chemical reactions that damage the ozone layer.

他气溶胶可以主导伤害臭氧层的化学反应。

These ozone-destroying chemicals are used in aerosol sprays on Earth.

这能够破坏臭氧层的化学物质在地球上用于气雾喷雾器。

However, the study said the ozone layer is improving.

然而，该研究称，臭氧层在改善。

The ozone hole had been growing for decades over Antarctica.

几十年来，南极洲上空的臭氧层空洞在不断扩大。

This means the size of the ozone hole changes year on year.

这意味着臭氧层空洞的大小每年都在改变。”

A chemical that helped to create a hole in the ozone layer is reappearing.

导致臭氧层空洞的化学物质重新出现。

The ozone layer, our protection against the sun's UV rays, is made of oxygen.

氧气组成的臭氧层使人免受紫外线伤害。

They include the Montreal Protocol on Substances that Deplete the ozone Layer, which restricts ozone-destroying halocarbons.

这些措施包括《蒙特利尔破坏臭氧层物质管制议定书》，该议定书限制了破坏臭氧层的卤烃。

An international report says human action to save the ozone layer appears to have worked.

份国际报告称，人类拯救臭氧层的行动似乎奏效了。

" The protective ozone layer is being threatened as never before."

“具有保护作用的臭氧层受到前所未有的威胁。”

The study says it should fully recover within decades.

该研究称，臭氧层将在几十年内完全恢复。

A new United Nations report says the Earth's ozone layer appears to be healing.

联合国的份新报告显示，地球的臭氧层似乎在愈合。

This pays great dividends for everyone as it also serves to protect the ozone layer.

这对每个人都有好处，因为它还可以保护臭氧层。

The hole in the ozone layer is getting smaller.

臭氧层的空洞越来越小。

I am afraid to go out in the sun now because of the holes in the ozone.

我现在害怕晒太阳，因为臭氧层出现了空洞。

Scientists warned that humanity was on track to completely destroy the ozone layer by 2050.

科学家警告说，到2050年，人类将完全破坏臭氧层。

United Nations' scientific assessment finds ozone layer is healing, 35 years after world stopped producing 'chomping' chemicals.

联合国科学评估发现，在世界停止生产“吞噬（臭氧层）”的化学物质 35 年后，臭氧层在愈合。

The layer exists in a part of Earth's atmosphere known as the stratosphere.

臭氧层是指地球大气层的平流层中的部分。