"More than 80 congressional Democrats, led by Sen. Ed Markey (D-Mass.), urged the Biden administration to strengthen proposed rules on soot pollution in a letter Tuesday."

"A new report found that companies in Texas have had 21,000 unexpected pollution releases that emitted 400,000 tons of air pollution over six years, but only 1% of them prompted action by the Texas Commission on Environmental Quality."

"The EPA plans to grant California a waiver that will allow the state to phase out diesel-powered trucks, helping communities burdened by truck pollution".

"The Biden administration on Wednesday finalized a rule forcing factories and power plants in 23 Western and Midwestern states to sharply cut smog-causing pollution that is released from their smokestacks and fouls the air in Eastern states."

"Particles in bushfire smoke can activate molecules that destroy the ozone layer, according to new research that suggests future ozone recovery may be delayed by increasingly intense and frequent fires."

"Contaminated soil from the site around the East Palestine train wreck in Ohio is being sent to a nearby incinerator with a history of clean air violations, raising fears that the chemicals being removed from the ground will be redistributed across the region."

"Chronic coastal contamination from the Tijuana River can end up in the atmosphere as “sea spray aerosol” — spreading far beyond the San Diego County beaches where it has long polluted the water, a new study has found."