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Old 23rd May 2019, 12:51
  #67 (permalink)  
Join Date: Jan 2008
Location: Reading, UK
Posts: 10,776
Originally Posted by Uplinker View Post
When the CFC crisis was recognised and the damage to the ozone layer realised, CFCs were banned and alternatives found. As a result, the ozone layer is slowly recovering.
Though somewhat more slowly than might have been hoped or expected: China factories releasing thousands of tonnes of illegal CFC gases, study finds
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