Southface Energy Institute: A Resource For Sustainable Design

Southface Energy Institute Headquarters In Atlanta, GA

Energy efficient building designs and technologies are everywhere these days. In fact, the sheer number of options can seem a little overwhelming for those interested in sustainable construction techniques. But Southface Energy Institute, headquartered in Atlanta, can be a valuable resource for homeowners, commercial or residential builders, or individuals who simply want to learn more […]

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HippoRoller Water Carrier – Simple Efficiency With A Far-Reaching Payoff

HippoRoller Water Carrier (photo: HippoRoller.org)

Water is an immediate, fundamental need for human survival, but one in six people worldwide don’t have immediate access to water resources, particularly in arid regions of southern Africa. The HippoRoller is a deceptively efficient water carrier with the potential to offer huge health, economic, and social benefits to developing communities.

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An Inexpensive Electric Bike Conversion Kit

An Electric Bike Convesion Kit by AmpedBike

Sales of electric bikes have spun into high gear this year — some merchants reporting a 6000% increase in sales. This is good news, because, for short trips, the efficiency and convenience of electric bikes is hard to beat. You may have heard that in the U.S.,  40% of all trips are made within two miles […]

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Micro-Wind Turbines: Update

I first wrote about these wind micro-wind turbines for TreeHugger in March. Since then the microturbines have become available for sale through the Motorwave website (here’s a direct link to the store). Right now, shipping costs from Hong Kong are about $300, but Lucien Gambarota, the inventor says he hopes to offer the turbines for […]

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Loopwing Wind Turbine At Japanese Tradeshow

I first saw the Loopwing wind turbine last year. Lately, the company has been showing it off in trade show across Japan. There’s still no solid data on this turbine, but the design is certain intriguing — I’m keeping my eye on this one. Here’s what the Loopwing website says about the turbine: it’s a […]

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