Water Pollution - Can We Keep Our Water Clean
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Shows six major sources of pollution and the ways in which each contributes to the contamination of our waterways. Includes examples such as trash and garbage from individuals, fertilizers, chemicals and manure from farms, waste and oil from boats, industrial wastes and detergent effluents from factories, thermal pollution from nuclear plants and city sewage.
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- 16mm Filmography (legacy record) — title, year, creator, format, sound, description, catalog record
Original permalink · Record added 2023-02-27 06:31:52