June 22, 2008
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That maglev wind turbine looks like a squirrel-cage fan blade, but with magnetic lubrication. Seems feasible, but I'd like to see these ideas tested first as miniature models.
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10 Amazing Tree Houses from Around the World: Sustainable, Unique and Creative Designs 15 (More) Amazing Tree Houses from Around the World: Unusual, Ecological and Inspired Designs
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Architecture of Change - Sustainability and Humanity in the Built Environment
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15 (More) Future Wonders of Green Technology: From Spinning Towers to Seawater Greenhouses