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Pulsar Helium discovered an unprecedented helium deposit near Babbitt, which could make Minnesota the center of the important industry.
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The Minorca Mine leaked wastewater, construction runoff and tailings materials across nearly a half-acre at the open-pit taconite mining facility.
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The MN Legislature approved the park closure at the Department of Natural Resources' request so mining could resume. A scram mining project could begin in 2025, with approval.
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This is the first time in two years that underground mine tours will be offered to the public after an extensive restoration project.
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The plan is the seventh in the past three years by Talon, which last year submitted a plan for an underground nickel and copper mine in Tamarack, Minnesota.
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The president did not name Nippon Steel, which announced a deal to acquire U.S. Steel, which operates Minntac in Mountain Iron and Keetac in Keewatin on MN's Iron Range.
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State Sen. Jason Rarick's proposal to add some Carlton County school districts to the TAA was strongly rebuked by Iron Range legislators.
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As part of its annual lands bill, the DNR proposed Hill Annex lose its status as a state park, which was always the plan.
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Federal lawmakers are citing concerns for American workers as well as national security with the sale of U.S. Steel to a foreign company. U.S. Steel owns holdings on the Minnesota Iron Range and employs up to 2,500 people.
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Cutting emissions from mining is expected to be a bigger challenge than cleaning up cars or even power plants — because electric alternatives aren't widely available for powering furnaces and other equipment.