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Daniel Simpson
Rio Vista, California, United States
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1 Year as a User
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Solar Desalination
Expand the utilization of non-traditional sources of water, ensure water securi…
Judging Closed $1 million grand prize and other awards (TBD) 1.1K
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Aug. 26, 2020, 3:31 p.m. PDT
Solar Desalination
registered for challenge
Aug. 10, 2020, 4:06 p.m. PDT
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