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Ozone Hole History Offers Climate Lesson
2013-11-10 19:01:00| Climate Ark Climate Change & Global Warming Newsfeed
Scientific American: In the 1970s, chemists Mario Molina and Sherwood Roland found that mundane household items posed a serious worldwide threat. The two chemists discovered that chlorofluorocarbons, or CFCs, from air conditioners and canisters of hair spray could destroy the ozone layer. That insight got them a Nobel Prize. By the 1980s, folks like then Secretary of State George Shultz woke up to the threat, despite a campaign of denial from scientific doubters. He convinced President Reagan that the danger was real...
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Category:Electronics and Electrical