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sep 8, 1939 - 1939
Description:
DDT was introduced, marking the beginning of agriculture's heavy use of chemical pesticides in developing countries. The U.S. banned DDT in 1972 because it was harming the environment.
Added to timeline:
History of agriculture
By
Tommy Pham
7 Mar 2018
0
0
465
Date:
sep 8, 1939
Now
~ 86 years ago
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