Quote Originally Posted by Papewaio View Post
Frag the Ozone hole above Antartica did shrink once Ozone depleting CFCs were removed. Much like lead levels in the atmosphere plummeted as we went to unleaded fuels.

Both CFCs and leaded fuel have something else in common apart from being atmospheric pollutants. Ten interwebs to the first correct answer.
It's still there. There is also one above Russia. But the green movement lost interest and moved on to another host