Signs depicting building progress of an experimental energy efficient solar powered home at the Solar Decathlon in Irvine, CA, frame a competing home designed by students from West Virginia University on exhibit. The international competition is sponsor

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Solar Decathlon

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Size: 2912px × 4368px
Location: Irvine, CA
Photo credit: © Marmaduke St. John / Alamy / Afripics
License: Licensed
Model Released: No

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