"One person was treated for smoke inhalation after a Union Pacific train derailed and caught fire on a bridge over Tempe Town Lake in Arizona, officials said Wednesday. Plumes of black smoke could be seen Wednesday morning rising into the sky beneath a trail of flames on video and images from the site of the derailment, where part of the bridge collapsed."

"A new study by the Union of Concerned Scientists concludes that more than 800 hazardous Superfund sites near the Atlantic and Gulf coasts are at risk of flooding in the next 20 years, even with low rates of sea level rise." 

"The Environmental Protection Agency’s internal watchdog said Monday it had opened an investigation into the agency’s weakening of Obama-era regulations that would have limited automobile emissions by significantly raising fuel economy standards."

"3M Co. will determine the health risks of Alabama’s current and potential future PFAS contamination in a new agreement the company has reached with the state, which could influence the EPA’s regulations for the chemicals."

"The destruction of critically-important wetlands by politically-connected developers in Cambodia threatens to flood more than one million Phnom Penh residents, ruin the city’s wastewater system, force hundreds of families from their homes, and trigger environmental devastation, a new report has warned."

"New Hampshire’s governor signed into law a bill Thursday that sets some of nation’s toughest drinking water standards for a group of toxic chemicals and provides tens of millions of dollars for cleanup cost."

"As the COVID-19 pandemic accelerates King Coal’s decline, Virginia could be on the hook for millions in cleanup costs if an anticipated wave of bankruptcies destabilizes its bond pool system for managing the risks of company failures."

"The Trump administration, rejecting concerns over the risks to Alaska's fishery, cleared the way on Friday for the Pebble Mine."

"Texas beaches may be open during the pandemic, but that doesn't mean they're safe places to swim, according to a new study of levels of fecal bacteria along the Gulf Coast."