How did we save the ozone layer?
Science Weekly
00:00
Introduction
The ozone layer is on track to recover completely within 40 years. Paul Newman, chief scientist for Earth Science at the NASA Goddard Space Flight Center explains how it happened. Chlorofluorocarbons (CFCs) were a common industrial gas used in air conditioners and refrigerators. The CFCs continued to accumulate in the atmosphere until they attacked the ozone layer.
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