A 20-year moratorium on new mining activity for more than 225,000 acres of federal land in Minnesota could deal a fatal blow to a proposed Twin Metals copper-nickel mine.
Home / Biden Administration Bans Mining in Boundary Waters Wilderness

Home / Biden Administration Bans Mining in Boundary Waters Wilderness
A 20-year moratorium on new mining activity for more than 225,000 acres of federal land in Minnesota could deal a fatal blow to a proposed Twin Metals copper-nickel mine.
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