Climate

Minnesota Power plans to retire Cohasset coal plant, go carbon-free by 2050
The Duluth-based company is the second major utility in Minnesota to announce a goal of producing all its electricity from carbon-free sources by midcentury, following Xcel Energy, which was the first utility in the country to make the pledge in late 2018.
Barry Lopez, acclaimed author who tied people to place, dies at 75
Barry Lopez — who won a National Book Award in 1986 for “Arctic Dreams” — wrote about his travels to remote places. But his writings aren't just travelogues; they remind us of how precious life on Earth is, and of our responsibility to care for it. Lopez died Friday at age 75.
Scientists have found some truly ancient ice, but now they want ice that's even older
Ice is usually ephemeral; it doesn't last that long before melting. But some ice on our planet has stayed frozen for millions of years. Scientists searching for it hope tiny bubbles of air trapped in the ice will give a snapshot of the atmosphere millions of years ago.
Duluth rebuilds Lakewalk to — hopefully — withstand future storms
After being battered repeatedly by big storms and waves, the city of Duluth has invested millions of dollars in what it hopes is a bigger and stronger Lakewalk, the popular hiking and biking trail on the shore of Lake Superior. It’s part of an effort to make the city’s shoreline more climate resilient. 
Congress takes aim at climate change in massive relief bill
The huge pandemic relief and spending bill includes billions of dollars to promote clean energy such as wind and solar power. It also calls for a 15-year reduction in the use of potent coolants in air conditioners and refrigerators that are considered a major driver of global warming. 
Biden introduces his climate team, says 'no time to waste'
Just as the United States has needed a unified, national response to COVID-19, it needs one for dealing with climate change, President-elect Joe Biden said Saturday as he rolled out key members of his environmental team.