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2009 Solar Decathlon | by Dept of Energy Solar Decathlon
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2009 Solar Decathlon

Team Ontario/BC's solar-powered home glows at night during the lighting contest at the U.S. Department of Energy Solar Decathlon on the National Mall in the Washington, D.C., Monday, Oct. 12, 2009. (Photo by Stefano Paltera/US Dept. of Energy Solar Decathlon)

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Taken on October 12, 2009