International ozone treaty stops changes in Southern Hemisphere winds
Wednesday, March 25, 2020 - 11:00
in Earth & Climate
Chemicals that deplete Earth's protective ozone layer have also been triggering changes in Southern Hemisphere atmospheric circulation. Now, new research in Nature finds that those changes have paused and might even be reversing because of the Montreal Protocol, an international treaty that successfully phased out use of ozone-depleting chemicals.