After two years of design, experimentation, fund-raising and building, the University of Arizona's Solar Decathlon team has completed construction of its 800-square-foot solar-powered house on the National Mall in Washington, ...
Engineering
Oct 8, 2009
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Cracks permeate the dried-out desert ground, the landscape bears testimony to the lack of water. But even here, where there are no lakes, rivers or groundwater, considerable quantities of water are stored in the air. In the ...
Engineering
Jun 5, 2009
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