A proposed copper-nickel mining operation in northeast Minnesota would need long-term water treatment to ensure potentially toxic rock won't pollute area waterways, according to an environmental review released Friday.
The battle over copper-nickel mining has its roots in a 1948 discovery by Fred Childers, of Ely. He discovered mineralized rock while blasting to build a Forest Service road.
Northeast Minnesota is digging out from over two feet of snow that's fallen in some places since this major winter storm began on Monday. That's wreaked havoc on the roads -- but it's also transformed the region into a winter playground.
A study on how an open pit copper-nickel mine could change the landscape just north of the town of Hoyt Lakes will be released in a 1,800-page environmental impact statement available on Dec. 6. This map shows the locations of proposed sites for the PolyMet and Twin Metals copper-nickel mines northern Minnesota.
This Friday the public will get its first peek at a long anticipated environmental study of one of the state's most controversial development projects in years: copper and nickel mining in northeastern Minnesota.
A detailed look at copper-nickel mining proposals in northeastern Minnesota.
Minnesota needs to know more about the potential effects of copper-nickel mining in the state, State Auditor Rebecca Otto said Tuesday, to a group of about 75 people in Ely.
The Minnesota Department of Transportation has closed a busy stretch of Interstate 35 in Duluth for the next three to four weeks, after inspectors found corrosion in pilings that help support a bridge.
A southbound stretch of Interstate 35 through Duluth will be closed three to four weeks to repair a bridge after corrosion was found in the piling supporting one of the bridge's 38 piers.
This past spring, Lake Superior rose by 20 inches, fueled by massive runoff from big rain and snowstorms.
A damaged bridge piling has prompted the closure of close a nearly two-mile stretch of Interstate 35 in Duluth.
Business groups and Duluth-area colleges are teaming up on research, including new consumer and business confidence surveys, to help spur economic growth in the region.
The firearms deer hunting season for most of the state ends this weekend and the harvest so far is still running behind last year's.
Environmental advocates Thursday asked a court to order a full environmental review of plans to expand Minnesota's largest taconite mine.
The Minnesota Court of Appeals hears arguments Thursday in a case involving the proposed expansion of the state's largest taconite mine.