Greenbelt MD (SPX) Oct 28, 2021
The 2021 Antarctic ozone hole reached its maximum area on Oct. 7 and ranks 13th-largest since 1979, scientists from NASA and NOAA reported today. This year’s ozone hole developed similarly to last year’s: A colder than usual Southern Hemisphere winter led to a deep and larger-than-average ozone hole that will likely persist into November or early December. “This is a large ozone hole becau
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