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dec 25, 1963 - Section 5

Description:

The Clean Air Act has helped smog decrease more than 25%, reduce mercury emissions by 45%, reduce the main pollutants by 71%, and decrease lead air pollution by 92%. The Clean Air Act has helped the world today by

Added to timeline:

19 Oct 2018
0
0
121
Clean Air Act

Date:

dec 25, 1963
Now
~ 55 years ago
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