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Off Grid Living and Homesteading Welcome If you're interested in homesteading or living off-grid, this group is for you! No matter whether you're an old hand, a "newbie," or a serious ...(more)

This discussiongroup focusses on technical and non-technical aspects of run-of-river micro hydropower schemes. More information at microhydropower.net

Free and renewable energy site. View ordering information about CD Experiments in non conventional energy from the link below. Get your Copy Today Visit our youtube channel water fuel ...(more)

Welcome To The Yahoo Biodiesel Basics Group. This group is designed to help you learn about the basics of making and using vegetable oil-based biodiesel as an alternative fuel in ...(more)

This group is dedicated to the Axial Flux Permanent Magnet Alternator, as designed by Hugh Piggott , with additional development by Dan Fink and Dan Bartmann of...

Please Note: If you decide to join this group, READ THE NOTE AT THE BOTTOM! You are welcome here, but please make our lives easier as moderators and go to profile: leave your full name, ...(more)

Simply Solar - easy to build, DIY, solar panel e-mail group. We've even been mentioned in Mother Earth News! http://tinyurl.com/4kyct6w Brainstorming and building solar projects is ...(more)

With the ever increasing cost of gasoline and diesel, many people want to get involved with producing their own fuel. This group is for discussions involving the manufacture of fuel ...(more)

This group ( The HAES ) will converse on topics related directly to Hot Air Engines. Anyone conversing must obey two laws: The First Law and the Second Law of...