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What Ever Happened To The Hole In The Ozone Layer?

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Published on Sep 13, 2016

Around 30 years ago, scientists found a massive and growing hole in the ozone layer. How's it doing today?

Why Is There Air? - https://www.youtube.com/watch?v=ocsV1...
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Ozone
http://earthobservatory.nasa.gov/Feat...
"When high-energy ultraviolet rays strike ordinary oxygen molecules (O2), they split the molecule into two single oxygen atoms, known as atomic oxygen. A freed oxygen atom then combines with another oxygen molecule to form a molecule of ozone."

Ozone layer on the mend, thanks to chemical ban
http://www.sciencemag.org/news/2016/0...
"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.'"

Ozone Hole Watch
http://ozonewatch.gsfc.nasa.gov/
"View the latest status of the ozone layer over the Antarctic, with a focus on the ozone hole. Satellite instruments monitor the ozone layer, and we use their data to create the images that depict the amount of ozone."

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