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Water

Water shortages and problems around Minnesota — and the country — have many wondering what is the true cost of clean and reliable water. This reporting is supported in part by The Water Main, a project of American Public Media.

Mille Lacs walleye return to same ‘hot spots’ to spawn, protections could be key to their success

Mille Lacs walleye return to same ‘hot spots’ to spawn, protections could be key to their success

The central Minnesota lake’s walleye population has declined in recent decades, and researchers have tried to figure out why. The latest study suggests protecting certain places in the lake where walleyes prefer to reproduce could boost their success.
by Kirsti Marohn

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Could clay halt toxic algae blooms? Minnesota researchers aim to find out

Could clay halt toxic algae blooms? Minnesota researchers aim to find out

Clay is widely used as a treatment method in other countries, but it hasn’t gotten much attention in the U.S. Researchers from the University of Minnesota and the U.S. Army Corps of Engineers are proposing to test its use in Minneapolis stormwater ponds with a history of algal blooms.
by Kirsti Marohn

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Environmental cleanup of St. Louis River nears completion

Environmental cleanup of St. Louis River nears completion

The St. Louis River where it flows into Lake Superior was heavily polluted for decades by a legacy of historic industrial pollution. Now Minnesota is on the cusp of completing the river’s environmental transformation.
by Dan Kraker

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Friends of the Boundary Waters Wilderness marks 50 years with familiar challenges

Friends of the Boundary Waters Wilderness marks 50 years with familiar challenges

The challenges of 1976 facing what became Friends of the Boundary Waters Area Wilderness are similar to those faced by the group today after Congress overturned a federal ban on mining near the Boundary Waters Canoe Area Wilderness.
by Cathy Wurzer and Gracie Stockton

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Senate votes 50-49 to overturn mining ban near Boundary Waters

Senate votes 50-49 to overturn mining ban near Boundary Waters

The vote clears the path for Twin Metals to reapply to open an underground copper mine near Ely, just outside the wilderness area. Conservation groups argue mining in the region poses an unacceptable pollution threat.
by Dan Kraker

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River in the Boundary Waters is again named to list of country’s most endangered waterways

River in the Boundary Waters is again named to list of country’s most endangered waterways

American Rivers says the South Kawishiwi River is threatened by proposed copper mines in the watershed. The clock is ticking on a Congressional effort to reverse a 20-year mining ban in northeast Minnesota.
by Dan Kraker

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Nitrates are polluting Minnesota’s water. Environmental groups say the state isn’t doing enough

Nitrates are polluting Minnesota’s water. Environmental groups say the state isn’t doing enough

The public comment window will soon close on the Minnesota Department of Agriculture’s rules for protecting groundwater from nitrates, which can be detrimental to human health in large amounts.
by Harshawn Ratanpal

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Minnesota has goal of replacing lead lines by 2033. More funding is needed to keep it on track

Minnesota has goal of replacing lead lines by 2033. More funding is needed to keep it on track

Minnesota adopted an ambitious timeline to replace all lead water pipes in the state. While a federal mandate wants the work done by 2037, Minnesota moved it up to 2033. But supporters of the work say the money is running out. 
by The Associated Press

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