The ozone layer has been on the mend thanks to global action, including a major international treaty to phase out ozone-damaging chemicals. But that doesn’t mean it’s fully healed.

The WMO estimates that ozone layer outside the polar areas will recover to their pre-1980s levels by 2030-40, the Antarctic by 2045-2060, and the Arctic a couple of decades later.

It's been 40 years since groundbreaking research announced the discovery of a hole in the ozone layer, a revelation that launched a rapid and successful effort to ban chemicals in hairspray ...

It's been 40 years since groundbreaking research announced the discovery of a hole in the ozone layer, a revelation that launched a rapid and successful effort to ban chemicals in hairspray ...

On May 16, 1985, a shocking announcement revealed a massive hole in the ozone layer above Antarctica, raising concerns about a possible increase in skin cancer and a global temperature rise of up ...

GENEVA, Sept 16 (Reuters) - The ozone layer that shields life from the sun's harmful rays is projected to largely recover from harmful chemicals by mid-century, but it will take longer over the ...