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polymet

Trump administration prioritizes NorthMet mine in Northern Minnesota

May 7, 2025May 7, 2025 by Pam Wright

President Trump recently signed an executive order directing federal agencies to accelerate domestic mineral production in northern MN, including the proposed NorthMet mine. Advocacy groups criticize the effort, saying the current administration is ignoring science.

Court to consider challenges to PolyMet mine proposal this week

July 27, 2024March 28, 2023 by Greg Seitz

The merits of PolyMet Mining Corp.’s plan to seal its waste in clay to prevent pollution are being closely debated in a St. Paul courtroom this week.

Former MN governor and legislators call on Walz administration to prevent pollution from proposed mines

March 16, 2023 by Greg Seitz

Former governor Arne Carlson calls on Walz administration to protect MN water from the proposed PolyMet copper-nickel mine.

Beyond the Boundary Waters Mining Ban: What’s Next for Minnesota Wilderness

February 16, 2023 by Greg Seitz

After last month’s announcement that protects the BWCAW for 20 years, more threats and protection work remains.

St. Louis River in Jay Cooke State Park. (Brett Whaley/Flickr)

EPA says PolyMet permit threatens waters with mercury pollution

July 27, 2024May 11, 2022 by Greg Seitz

Federal agency declares mine would cause pollution unacceptable to Fond du Lac Band.

Minnesota Supreme Court to review proposed PolyMet mine water permit

July 27, 2024April 23, 2022 by Greg Seitz

The highest court in Minnesota announced this week that it will hear a challenge to a key permit for the proposed PolyMet copper-nickel mine in northeastern Minnesota. It will consider the mine’s water pollution permit, and controversy…

Survey says Minnesotans support strong mining protections

October 12, 2021October 11, 2021 by Greg Seitz

A new survey finds split opinions but strong desire to prevent pollution. 61 percent of respondents said they agree mining should be prohibited…

Environmental lawyers argue at Supreme Court that PolyMet plans bigger mine than permitted

November 15, 2020November 7, 2020 by Greg Seitz

Groups allege company could triple size of project soon after start, violating the Clean Air Act.

DNR and PolyMet appeal order to conduct judicial review of controversial copper mine permits

April 22, 2020February 14, 2020 by Greg Seitz

State and mining company ask Supreme Court to review decision by Court of Appeals that requires a contested case hearing to consider facts affecting permits in front of a judge.

PolyMet's potential processing plant (Photo courtesy MN Department of Natural Resources)

PolyMet water permit court proceedings examine actions by regulators

April 23, 2020January 31, 2020 by Greg Seitz

Witnesses and additional evidence were examined after the Court of Appeals ordered a hearing into how state and federal officials worked together to convey concerns over mining pollution.

Minnesota court throws out key PolyMet permits in win for environmental interests

January 13, 2020January 13, 2020 by Greg Seitz

Court of Appeals finds that the DNR was wrong to deny a hearing over the mining and dam safety permits for proposed copper-nickel project in northeastern Minnesota.

PolyMet opponents take case that mine permits are flawed to Court of Appeals

October 25, 2019October 25, 2019 by Greg Seitz

Hearing in St. Paul hosted arguments about numerous contested components of three permits issued to the company by the Department of Natural Resources.

Processing plant PolyMet proposes to use.

Court puts PolyMet mine on pause while investigating new information

September 24, 2019September 20, 2019 by Greg Seitz

Minnesota Court of Appeals orders halt on project after new questions arise about permits, risks, and responsibilities.

Release of new EPA emails shows how officials suppressed PolyMet comments

September 18, 2019September 17, 2019 by Greg Seitz

EPA releases additional emails that show communication between state and federal government agencies about holding back official comments critical of the project’s water permit.

Environmental groups ask Minnesota Supreme Court to review state’s mining regulations

August 30, 2019 by Greg Seitz

Organizations say Court of Appeals process showed how Minnesota’s mining regulations are ‘full of loopholes,’ as demonstrated by PolyMet permit.

Minnesota’s governor responds to questions about mine proposals

September 18, 2019August 20, 2019 by Greg Seitz

Tim Walz talks about PolyMet’s new owner and Twin Metals’ future in a new interview, after staying mostly silent on the subject so far.

PolyMet project put on hold while court considers permitting ‘irregularities’

August 7, 2019August 7, 2019 by Greg Seitz

Controversial copper mine in northern Minnesota will have to wait to move forward until courts consider possible agency cover-up.

EPA releases PolyMet water quality comments, begins internal investigation of possible cover-up

June 26, 2019June 18, 2019 by Greg Seitz

Environmental advocates pressure federal agency to make public the comments it only communicated verbally to state officials.

Lawsuits move forward against both major Minnesota copper mine proposals

April 25, 2019April 25, 2019 by Greg Seitz

Lawyers for environmental groups argued last week that Twin Metals’ mineral leases should never have been renewed, and that PolyMet’s land exchange was a bad deal for the public.

Former Minnesota governor calls for reconsideration of PolyMet permits

April 3, 2019April 2, 2019 by Greg Seitz

Arne Carlson and another retired official say new information has come to light that requires a review of how the mine proposal was permitted.

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Supporting the protection of the Minnesota-Ontario border region and Superior National Forest including the Boundary Waters Canoe Area Wilderness, Quetico Provincial Park, Voyageurs National Park, La Verendrye Provincial Park, Isle Royale National Park, and Lake Superior. Published by the Quetico Superior Foundation Since 1964. More About Us >
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Supporting the Protection of the Minnesota-Ontario border region and Superior National Forest including the Boundary Waters Canoe Area Wilderness, Quetico Provincial Park, Voyageurs National Park, La Verendrye Provincial Park, Isle Royale National Park, and Lake Superior. More About Us >