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Court sends PolyMet air permit back to state for review
July 20, 2021
EPA decision could slow progress of PolyMet Mine
June 7, 2021
PolyMet’s permit to mine paused by Minnesota Supreme Court ruling
April 28, 2021
Importance of mining remains strong in Minnesota
William Gleason - April 15, 2021
MN Supreme Court hands victory to PolyMet copper-nickel mine
February 25, 2021
U.S. District Court dismisses federal challenge of PolyMet water permit
February 17, 2021
Minnesota lawmakers propose ban and moratorium on copper mining
January 14, 2021
Minnesota’s Department of Natural Resources agrees to review mining rules
November 23, 2020
Judge rules Minnesota Pollution Control Agency broke no laws in PolyMet mine case
September 8, 2020
Minnesota Supreme Court to hear appeal on PolyMet air permit
June 17, 2020
PolyMet’s air permit rejected by Minnesota appeals court
March 25, 2020
Minnesota Department of Natural Resources appeals ruling against PolyMet Mine
February 13, 2020
Minnesota court rejects key permits for PolyMet Mine
January 13, 2020
Twin Metals Minnesota submits mine plan
December 19, 2019
State regulators will conduct their own review of Twin Metals project
November 25, 2019
Two PolyMet permits suspended by Minnesota Court of Appeals
September 19, 2019
Twin Metals agrees to use union labor to build its proposed mine
August 21, 2019
Court issues two rulings on PolyMet Mine in Minnesota
August 12, 2019
Appeals court sides with PolyMet
May 28, 2019
New tailings rules proposed in Minnesota
May 15, 2019