Ozone Layer Hole over Arctic Closes
The European Union’s Copernicus Atmosphere Monitoring Service (CAMS) announced that a hole in the Arctic ozone layer, believed to be the biggest reported, has closed. The hole formed earlier this year and reached its maximum size in March some 11 miles above the surface of the Earth.It was the largest ozone hole ever documented over the Arctic, beating the previous record holder, which was observed during the 2011 winter.
Why this year’s Arctic ozone hole was massive?
- This year, the ozone depletion over the Arctic was much larger. Scientists believe that unusual atmospheric conditions, including freezing temperatures in the stratosphere, ....
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