Making low-tech inventions available to farmers in developing countries

Robert J. Owens's Discussions (1)

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Low Cost Ecological Energy Sources from Bio-Digesters Generating Methane Gas and Solar Generated Steam can both Generate Electricity

This is a discussion and collection of information focusing on low cost ways of generating energy with minimum pollution. In some cases the…

Started by Robert J. Owens

0 May 12, 2008


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