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  1. Microbial Engine (1991)

    Subject
    Biology
    Distribution
    Out of distribution, Videocassette. Standard formats. col. 36 min.

    Illustrates the role of algae and protozoa in the biological processes that support life on earth and also their place in biotechnology. There are sequences of microscopic algae and protozoa from marine,...

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  2. River Must Live, The (1976 Video)

    Director
    Alan Pendry
    Producer
    Douglas Gordon
    Subject
    Environmental science
    Distribution
    Out of distribution, Videocassette. U-matic, VHS. col. 21 min.

    Shows what happens when a river is overloaded with more waste than it can absorb, and the consequences to those who depend on it. Shows in microscopic detail the organisms which preserve the balance of life...

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