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Oct. 7, 2020, 6:14 a.m. PDT
Guardians of the Reservoir Challenge
registered for challenge
Oct. 7, 2020, 6:12 a.m. PDT
Developing Low-Impact Mining Approaches
registered for challenge
Oct. 6, 2020, 9:02 p.m. PDT
Groundbreaking Hydro Prize
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