Ecological Realities - Natural Laws At Work
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Presents an adaptation of the motion picture entitled Man And His Environment. Considers the flow of energy from the Sun to plants and from plants to animals. Explains the concept of a food pyramid and shows how life depends on the continuous recycling of mineral nutrients.
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- 16mm Filmography (legacy record) — title, year, creator, format, sound, description, catalog record
Original permalink · Record added 2023-02-27 02:20:02