"What could become the nation’s largest lithium mine broke ground in Nevada this [last] week, positioning the political swing state as a likely leader in pumping out battery minerals critical for making electric vehicles and meeting President Joe Biden’s climate goals."

"On Thursday, the U.S. Environmental Protection Agency ordered rail operator Norfolk Southern to begin testing for dioxins."

"President Biden on Thursday threw his support behind a bipartisan bill that would tighten federal oversight of trains carrying hazardous materials in the aftermath of a derailment in East Palestine, Ohio, that spilled toxic chemicals."

"A new group aims to spend up to $10 million to sway Congress to loosen federal rules for both fossil fuel projects and green power. A major element: putting "the right pressure" on vulnerable Senate Democrats."

"Railroads including the one whose train derailed and caught fire in Ohio would have to follow new safety rules under bipartisan legislation introduced Wednesday by the state’s two U.S. senators, even as regulators plan to step up inspections on tracks carrying the most hazardous materials."

"The train derailment in East Palestine, Ohio, is renewing concerns about the safety of moving natural gas by rail and whether existing federal rules governing the industry should be changed."

"A pair of House Democrats on Tuesday unveiled a bill that would tighten regulations for trains with hazardous materials, a direct response to the train derailment in East Palestine, Ohio, earlier this month that spilled chemicals into the area."

"President Joe Biden on Friday directed federal agencies to go door-to-door in East Palestine, Ohio, to check on families affected by the toxic train derailment that has morphed into a heated political controversy."

"A U.S. train derailment that spilled toxic chemicals in an Ohio town might have been avoided if the railway company's alarm system had given engineers an earlier warning that bearings were overheating, the chair of the National Transportation Safety Board said on Thursday with the release of a preliminary investigation."