"In recent years, Pennsylvania regulators have tried to clamp down on roadway spreading of tens of millions of gallons of oil and gas “brines,” high-salt liquids that can be laced with toxic metals and radioactive material. The industry is pushing back."

"The Trump administration announced on Tuesday that it planned to relax a Biden-era rule that requires grocery stores, air-conditioning companies, semiconductor plants and others to sharply and rapidly reduce some powerful greenhouse gases used in cooling equipment."

"On Tuesday evening, with the federal government on the brink of a shutdown, Interior Secretary Doug Burgum took to social media to tout the agency’s deployment of autonomous lawnmowers on the National Mall and at several other National Park sites."

"Federal agents grabbed and shoved journalists in a hallway outside a New York City immigration court on Tuesday, sending one to the hospital in the latest clash between authorities enforcing President Donald Trump’s immigration crackdown and members of the public seeking to observe and document their actions."

"The sugar industry and companies that make sweet drinks and foods have spent nearly a century downplaying sugar’s role in health problems and distorting the science around fluoride — and the practice continues today, according to a new study."

"A project in western Alaska is being fast-tracked in a process that has not yet included legally required consultations with Inupiaq communities."

"Facing weakened pollution targets and threats of federal inaction, Maryland and Virginia may have to become the agreement’s enforcers."

"The state with the most data centers is struggling to enact laws to protect electric customers and limit the energy and environmental impacts of their explosive growth."

"As US states increasingly pass laws to limit PFAS chemicals in consumer products, a debate is heating up over a California bill that proposes banning the sale of cookware with intentionally added “forever chemicals” beginning in 2030."

"EPA is trying to complete an agencywide restructuring effort while also weakening marquee regulations in October and November. Now it might have to do that in the midst of a government shutdown."