| Most viewed - Tucson-AZ |
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Solar panel test field at Biosphere68 viewsBiosphere runs on electric and gas because when it was built, solar was very expensive and not powerful like today. They are starting to switch over to it.
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Basement technology under the Biosphere60 views
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Saguaro National Park58 views
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Crew member quarters57 views
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Village created near the Biosphere for scientists55 viewsUses green materials and big barrels on the right are cisterns to recycle rain water.
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Basement entrance under the sahara55 views
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Found Nemo!55 views
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Ocean fish55 views
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George visits Biosphere 2 55 views
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54 views
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54 views
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