OZONE LAYER
1/1974
Chemists Sherwood Rowland and Mario Molina publish their landmark findings that chlorofluorocarbons (CFCs) can destroy ozone molecules and may threaten to erode the Earth's protective ozone layer.
Source
Molina, M.J. and F.S. Rowland, "Stratospheric Sink for Chlorofluoromethanes-Chlorine Atom Catalyzed Destruction of Ozone," Nature, 249, 810 (1974).
Links
Worldwatch Links