Visitors to the Solar Decathlon in Irvine, CA, view an experimental energy efficient solar powered home designed by the Vienna Institute of Technology. The international competition is sponsored by the US Department of Energy.
Solar Decathlon
Size: 4367px × 2911px
Location: Irvine, CA
Photo credit: © Marmaduke St. John / Alamy / Afripics
License: Licensed
Model Released: No
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