Saving the Great Lakes
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Complete catalog record
Depicts the contamination of the Great Lakes in the early 1970’s and the efforts of the American and Canadian governments to clean them up. Discusses anti pollution laws, sewage treatment plants, the recycling of waste, chemicals, research methods of cleaning polluted water, carbon column cleaning, and lake bottom dredging.
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Sources
- 16mm Filmography (legacy record) — title, year, creator, length, catalog record
Original permalink · Record added 2024-09-08 08:06:55