"EAST PALESTINE, Ohio — President Biden arrived here Friday, more than a year after a train derailment that caused an environmental disaster and a political furor, attempting to focus on the steps his administration has taken and to lay the blame on the train company."

"The Interior Department on Wednesday announced an armistice in the battle over the Klamath River, unveiling an agreement between farmers reliant on the waterway for irrigation and tribal nations seeking to restore the region’s fisheries."

"The Biden administration is expanding its efforts to help underserved communities get access to sewage infrastructure. The administration said Tuesday it would expand a pilot initiative to 150 additional communities, up from 11 at its start, to help them get access to federal wastewater funds."

"Generative artificial intelligence uses massive amounts of energy for computation and data storage and billions of gallons of water to cool the equipment at data centers. Now, legislators and regulators — in the U.S. and the EU — are starting to demand accountability."

"Doctors have reported surges of gastrointestinal illness when intense storms like this week’s atmospheric rivers overwhelm wastewater treatment plants and flood communities with raw sewage."

"Imagine a home so efficient that it could be heated with a hair dryer. That’s the promise of a passive house, a design standard that’s becoming increasingly popular in the architecture community for its benefits to occupants and the climate."

"As states across the country roll back how much they pay rooftop-solar owners for the surplus electricity they send back to the grid, Puerto Rico is bucking the trend, protecting its generous solar credits until at least the end of the decade."

"The same flood-control system that protected L.A. from the atmospheric rivers also saw tens of billions of gallons of stormwater flush to the sea."

"Attorneys general from 13 Democrat-led states and Washington, D.C., are calling on the Environmental Protection Agency to strengthen a proposal that seeks to limit Americans’ exposure to lead service lines."