Researchers today will visit the Iron Range to share findings of their study into possible links between asbestos exposure in taconite mines and the deadly lung disease, mesothelioma. More than 80 former miners have died from the rare cancer. For more than five years, researchers have been trying to determine whether exposure to dust in the mines and processing plants makes workers more vulnerable -- not only to mesothelioma but to other respiratory diseases.
Researchers say they have found little evidence of bighead and silver carp in the Mississippi and St. Croix rivers.
A bill that would impose a production tax on silica sand moved ahead in the Legislature Wednesday evening.
A three-judge appeals court heard oral arguments Wednesday on a lawsuit over the DNR's planning for last year's wolf hunt. Two groups environmental groups argue the agency did not follow procedures required in law as it organized the first-ever regulated wolf hunt.
The argument over whether the state Department of Natural Resources rushed too fast into a wolf hunting and trapping season gets a court hearing Wednesday.
A series of public meetings on the water supply for the northeast Twin Cities area will begin on Thursday.
The Department of Natural Resources is looking for a few good frog counters. The agency is recruiting people to help survey the state's frog and toad populations.
Gov. Mark Dayton is proposing a new funding structure for big water users in Minnesota that would nearly triple the cost of water for some cities.
Xcel Energy's Prairie Island nuclear power plant is getting extra inspections from the federal government, after a delay in repairing a radiation detector.
The Minnesota Environmental Quality Board has produced a report on silica sand mining. The EQB is a multi-agency oversight body that received a petition to do an in-depth study of the possible environmental effects of frac sand mining.
Eighth District U.S. Rep. Rick Nolan is asking the federal government to give taconite producers more time to meet certain air quality standards.
Companion bills in the Minnesota House and Senate addressing environmental and health concerns related frac sand mining have been approved by policy committees and now move to finance panels.
The Department of Natural Resources is asking for public comment on an environmental study of its plans for developing the new Lake Vermillion State Park and adjacent Soudan Underground Mine State Park.
Essentia Health, a major hospital and clinic system based in Duluth, has committed to buying 20 percent of its food locally by 2020.
A challenging clean-up job continues on the Red Cedar River near Menomonie, along Interstate 94.