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Unusual ozone hole opens over the Arctic

Scientists using data from the Copernicus Sentinel-5P satellite have noticed a strong reduction of ozone concentrations over the Arctic. Unusual atmospheric conditions, including freezing...

Emissions of several ozone-depleting chemicals are larger than expected

In 2016, scientists at MIT and elsewhere observed the first signs of healing in the Antarctic ozone layer. This environmental milestone was the result...

Hole in the ozone layer now its started healing

This year's maximum ozone hole level is around 10 million square kilometers, less than half the size of the ozone hole.