"A massive winter storm spreading across the U.S. West into the Northern Plains and Midwest on Tuesday could produce blizzards, brutal cold, and record snowfall, making road travel treacherous and disrupting air travel."

"After nearly five months of waiting, an alarm activated on Michael Cove’s radio, a sign his study was working. To hunt pythons, an invasive predator in the Florida Keys, Cove and fellow researchers have been strapping GPS collars to opossums and raccoons."

"Wildlife crossings are getting more go signs, on Capitol Hill and beyond."

"Communities alongside rail lines had two more close calls this week as freight trains carrying hazardous materials derailed in Houston and Detroit."

"After a year of fighting, Europe’s gas reserves are bulging and its leaders are moving forward with ambitious plans to green their economy. But it’s starkly different thousands of miles away, where poor Asian countries are scrounging for fuel after liquefied natural gas cargoes were rerouted to wealthy European markets."

"California's largest and most expensive environmental cleanup has failed to properly remove lead pollution from some homes and neighborhoods near a notorious battery recycler in southeast Los Angeles County, leaving residents at continued risk, a Los Angeles Times investigation shows."

"When dead birds fall from the sky, you know something is wrong. But finding out exactly what killed them isn’t as easy."

"The Federal Energy Regulatory Commission approved new rules Thursday to help protect the electricity system during severe winter weather, but grid experts said more action is needed to prevent deadly power outages like those that occurred during Winter Storm Uri."

"A coalition of environmental organizations on Thursday called on Transportation Secretary Pete Buttigieg to act on a rail safety rule scrapped by the Trump administration, arguing failure to enforce it increases the likelihood of environmental rail disasters."