Water pollution: a first film
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Follows a single stream from its origin to its end in order to reveal the many different sources of pollution. Points out that individuals as well as groups can help clean up water resources.
Sources
- A-V Online (National Information Center for Educational Media). CD-ROM database of educational and documentary media, compiled and maintained by the National Information Center for Educational Media (NICEM). — title, year, creator, length, format, description
- 16mm Filmography (legacy record) — description, catalog record
Original permalink · Record added 2026-01-23 04:28:39