Deterioration Of Water

Series: Environmental Sciences Series

Year Published: 1971

Creator: lcoa

Format: 16mm

Sound: sound

Copyright: Registered 21Jul72 · LP43062 (Jan-Jun 1974) Copyright holder: Learning Company of America, a division of Columbia Pictures Industries, Inc Production company: the American Meteorological Society

Description: Observes the phenomenon of polluted water, noting various causes and their effects, including food chain changes, biological changes and chemical changes.

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