2016-06-30. Ozone layer on the mend, thanks to chemical ban.

posted Jul 4, 2016, 2:04 PM by Alan Gould
By Eric Hand, Science. For GSS Ozone chapter 9. Excerpt: Since it was discovered in 1985, the Antarctic ozone hole has been a potent symbol of humankind’s ability to cause unintended environmental harm. But now comes a glimmer of good news: The void in the ozone layer is shrinking. “It’s a big surprise,” says Susan Solomon, an atmospheric chemist at the Massachusetts Institute of Technology in Cambridge. “I didn’t think it would be this early.”...  http://www.sciencemag.org/news/2016/06/ozone-layer-mend-thanks-chemical-ban
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