Energy [videorecording] the problems and the future

Examines the potential of several nonpolluting, renewable energy resources, including tidal power, geothermal power, wind power, solar power and hydrogen gas.

Xehetasun bibliografikoak
Erakunde egilea: National Geographic Society (Washington, D.C.)
Formatua: Visual Material
Hizkuntza:English
Argitaratua: Washington, D.C. The Society c1978.
Gaiak: