"A group of 22 states led by California and five cities are backing the U.S. Environmental Protection Agency's new tailpipe emissions rules after 25 Republican-led states sued the agency last week claiming the new regulations were unworkable and unlawful."

"Lead battery recycling is a crucial but dirty business. As a plant outside Los Angeles seeks to renew its operating permit, the community pushes back."

"Plans to build what would have been one of the largest chemical recycling plants in the country in Pennsylvania were canceled this week."

"The Environmental Protection Agency is considering significantly strengthening proposed limits on planet-warming pollution from power plants — a crucial part of President Biden’s climate agenda — according to three people briefed on the matter, who spoke on the condition of anonymity because no final decisions have been made."

"The levels of the three most important heat-trapping gases in the atmosphere reached new record highs again last year, US scientists have confirmed, underlining the escalating challenge posed by the climate crisis."

"Steel towns will see some reductions in toxic pollution from new regulations — but not as much as they’d hoped."

"Alabama residents aim to test blood or urine for PFAS amid underground Moody Landfill fire."

"When the monitors detect unhealthy conditions, people can protect themselves by closing doors and windows and avoiding unmasked time outdoors."