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.

Podrobná bibliografie
Korporativní autor: National Geographic Society (Washington, D.C.)
Médium: Visual Material
Jazyk:angličtina
Vydáno: Washington, D.C. The Society c1978.
Témata: