August 22, 1980: Focus on the sun

A special issue on the solar technology movement, with articles on do-it-yourself builders, making photovoltaic panels economically competitive, greenhouses and more.

December 14, 1979: Canny CERT gets respect, money, problems

Despite its problems and dissidents, the Council of Energy Resource Tribes — comprising 25 tribes who own one-third of the low sulfur coal west of the Mississippi and as much as half the privately owned uranium in the country — is emerging as a serious player in the energy development game.

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