|a1 videodiscs (ca.30 min) :|bsd., col. ;|c4 3/4 in.
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|aChinese title : 新世紀能源觀-綠能趨勢 4 : 水力發電
505
|tCoal, oil, gas--gifts of the Gods.|tThe unseenc force wind energy;|tThe power of the Atom nuclear energy;|tThe enternal cycle hydroelectric power;|tThe strategy of renewability biomass;|tAn inexhaustible resource solar energy;|tThe grand vision energy for the future.
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|aExecutive producers, Arno Hefner, Klaus-Dieter Seelig;director, Rick Bluett, producer, K. Michael Tikhomirov.