Here are three must-watch videos for anyone who wants to understand the science of mercury and dredging. The videos feature retired EPA scientist, Claudia Wise, who is not only a GPAA member but a suction dredge miner based in Oregon. She and Joseph Greene, also a retired EPA scientist, GPAA member and suction dredge miner in Oregon, have done great work in educating others about the benefits of suction dredge mining and debunk the myths about mercury.
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