Five Reasons You Should Care About the New Ozone Hole Over the Arctic
Two Poles, Two Holes These top two maps show total ozone, and the bottom show ozone deficit. The Arctic is in the left column and the Antarctic on the right. Nature/Manney et al.Some answers from an atmospheric scientist A prolonged chill in the atmosphere high above the Arctic last winter led to a mobile, morphing hole in the ozone layer, scientists report in a new paper. It's just like the South Pole hole we all studied in school, but potentially more harmful to humans - more of us live at northern latitudes. Here are five things you need to know about it. 1: THIS IS A NEW PROBLEM Most of the public probably knows about the infamous ozone hole over the South Pole, which became one of the great environmental recovery efforts of the 1980s. The Arctic loses some ozone every year, too, but not like this, said Gloria Manney, who works...