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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

ByTommy Pham
7 Mar 2018
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0
465

Date:

sep 8, 1939
Now
~ 86 years ago
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