The ozone hole over Antarctica is the seventh smallest it’s been since the early 1990s. Recovery began with the Montreal Protocol, which ended the production of all chlorofluorocarbons (CFCs ...
the UN climate change conference - in pictures “If current policies remain in place, the ozone layer is expected to recover to 1980 values (before the appearance of the ozone hole) by around ...
Getty Images Sulphuric and nitric acid from the ... Both led to further action. And while the ozone hole is "on the road to recovery", ozone-depleting chemicals linger in the atmosphere for ...
According to the National Oceanic and Atmospheric Administration and NASA scientists, a hole that opens each year in the ozone layer over Earth’s southern pole was relatively small this year ...
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