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… fight to safeguard residents and habitats threatened by sulfide mining proposed for Northeastern Minnesota, Advocating for …
… Eaton ; Dibble ; Torres Ray ; Cwodzinski Nonferrous sulfide ore mining permits determinations requirement prior to permit …
… scientist for policy-critical studies of the effects of sulfide-metal mining on wild rice and mercury contamination in northern … he was active in protecting Minnesota’s waters from copper sulfide mining. John has also served as a Minnesota Zoo …
… have seen enough — PolyMet has failed. Its proposed sulfide mine threatens our health and future, and the …