The rise in surface air temperatures in southern Africa over the past two decades may be due to the loss of upper atmospheric ozone over Antarctica, reports a paper published online this week in Nature Geoscience. The findings suggest that the closure of the Antarctic ozone hole could lead to a reduction in surface air temperatures in
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ozone hole
Scientists say a hole in the Arctic’s protective ozone layer last winter was the largest ever recorded, reaching an extent typically observed above Antarctica.
While so-called ozone “holes” have occurred each summer since the mid-1980s over Antarctica —