Category:1970 in the environment
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overview of the events of 1970 in the environment | |||||
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Subcategories
This category has the following 3 subcategories, out of 3 total.
Media in category "1970 in the environment"
The following 2 files are in this category, out of 2 total.
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Richard Nixon signs Clean Air Act of 1970 12-31-1970.jpg 5,351 × 3,494; 7.64 MB
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William Ruckelshaus Swearing In as EPA Administrator.jpg 981 × 632; 188 KB
