Ozone hole at smallest size in decades thanks to warmer temperatures

Ozone hole at smallest size in decades thanks to warmer temperatures. The ozone hole has been at its smallest annual maximum since 1990

Frigid temperatures help promote the Ozone holes destruction. But natural weather fluctuations led to warmer Antarctic temperatures this year, which limited the damage, NASA and NOAA scientists say.

via Ozone hole at smallest size in decades | Earth Science | Science News.