Antarctic ozone hole starts to 'heal' How Arctic ozone hole ... "Our aircraft samples show the path from emissions in China, through the tropics in Malaysia and up to about 12km in the atmosphere ...

By 2020: 17% would be gone worldwide and a similar ozone hole forms over the Arctic. By 2040 70% would be gone. By 2050 After the poles, the tropics lose their ozone layer completely. And in 2065 ...

A new study published in the journal Atmospheric Chemistry and Physics reveals a 17-year delay in the projected recovery of ...

Ozone holes swirled over both poles all year long, and most ozone disappeared from the tropics, too. The intensity of UV radiation ... particularly through a phenomenon that most of us know as "the ...