Since 2000, atmospheric levels of CFCs have been slowly declining, but they are nonetheless sufficiently abundant to cause annual ozone gap on the South Pole. In distinction with international warming, the invention of the ozone hole by scientists at the British Antarctic Survey in 1985 galvanized worldwide action. As an alternative, scientists attribute the comparatively tiny ozone gap to unusually mild temperatures in that layer of the atmosphere.
The Montreal Protocol on Substances that Deplete the Ozone Layer Further adjusted by the Nineteenth Meeting of the Events, Montreal, 17-21 September 2007. Ozone is a fuel that forms
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