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July 20, 2022 3:32 PM

PolyMet partners with fellow mining company Teck to develop Minnesota copper mines

PolyMet Mining and Teck Resources announced Wednesday they are entering into a joint venture agreement to develop their copper-nickel mining projects in northeastern Minnesota.

by Dan Kraker

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July 20, 2022 2:10 PM

Wisconsin AG sues 18 companies over PFAS contamination

Wisconsin Attorney General Josh Kaul filed a lawsuit Wednesday seeking to force nearly 20 companies that he alleges contaminated the environment with chemicals known as PFAS to reimburse the state for investigations and cleanup efforts.

by The Associated Press

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July 19, 2022 3:53 PM

Why 100-degree heat is so dangerous in the United Kingdom

"We're used to treating hot spells as a chance to go play in the sun," said a top government scientist. "Our lifestyles and our infrastructure are not adapted to what is coming."

by Becky Sullivan

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July 19, 2022 12:45 PM

AP source: Biden holds off on climate emergency declaration

President Joe Biden will travel to Massachusetts on Wednesday to promote his efforts to combat climate change. But a person familiar with the president's plans says he will stop short of issuing an emergency declaration that would unlock federal resources to deal with the issue.

by The Associated Press

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July 19, 2022 4:28 AM

Decades of 'good fires' save Yosemite's iconic grove of ancient sequoia trees

Saving the centuries-old trees in Yosemite's famed Mariposa Grove took hard work from firefighters but also half a century of intentional fires.

by Eric Westervelt

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July 19, 2022 4:00 AM

Canadian researchers seek paths for animals to migrate in response to climate change

Global warming is causing many species to migrate northward, but roads often can prevent them from doing that. Scientists are looking for ways to make that passage easier and safer.

by Emma Jacobs

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July 19, 2022 3:35 AM

Britons awake from their warmest-ever night and brace for record-smashing heat

A huge chunk of England, from London in the south to Manchester and Leeds in the north, is under the country's first warning of "extreme" heat.

by The Associated Press

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July 18, 2022 4:00 AM

Defendants seek dismissal of Line 3 protest charges

Shanai Matteson’s case in Aitkin County was one of hundreds still pending more than a year after protest actions over the Line 3 pipeline project across northern Minnesota.

by Kirsti Marohn