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2021
August
Neat News 2021-230 (added 2021-08-18)
Successful CFC ban
Public Domain by NASA
| In 1987 a worldwide ban on chlorofluorocarbons (CFCs) was passed in the Montreal Protocol. It not only saved the ozone layer, but as a simulation has now found out had also a big effect on global warming. Without the ban the global air temperatures would rise by an additional 2.5 degrees Celsius by the end of the century. related: #CFC_ban |