
Climate Change May Have Contributed to Arctic Ozone Layer Depletion, Salawitch Comments
In March, a large region of very low ozone opened up above the Arctic, rivaling the historic Antarctic ozone hole that forms in the southern hemisphere each year. Extensive regions of low column ozone in the Arctic is a rare event that came about due to a very cold polar stratospheric vortex, which caused the formation of high altitude clouds and ozone-destroying reactions.







