"Exxon’s Baytown complex in the Houston-area has the third largest oil refinery in the U.S. and is requesting permit renewal for its olefins plant despite repeated violations to the Clean Air Act."

"After a year of record-breaking air pollution from wildfire smoke, real estate brokerage Redfin has begun publishing air quality data in its home listings. Now, buyers can see how many days a year on average a particular area will experience poor air quality, and whether that number is projected to increase over time."

"More than 125 million Americans will be exposed to unhealthy levels of air pollution by the middle of the century, largely because of increased smoke from wildfires, according to estimates released on Monday."

"The Environmental Protection Agency on Wednesday tightened limits on fine industrial particles, one of the most common and deadliest forms of air pollution, for the first time in a decade." "The E.P.A. says the new rule will prevent 4,500 premature deaths annually. Industry leaders are expected to challenge the regulation, saying it will harm the economy."

"The Senate on Wednesday voted to confirm Joseph Goffman to lead the Environmental Protection Agency’s air office, which is racing to finalize some of President Biden’s most consequential climate rules before the end of his first term."

"The debate over a pollution permit in Clairton, Pennsylvania, home to the nation’s largest coke plant, pits environmental groups and residents concerned about public health against U.S. Steel and its supporters."

"A local official said proper authorities were notified, but state regulators said they weren’t made aware of the blaze until an inspection two weeks after the fire began."

"Canada’s tar sands have gained infamy for being one of the world’s most polluting sources of oil, thanks to the large amounts of energy and water use required for their extraction. A new study says the operations are also emitting far higher levels of a range of air pollutants than previously known, with implications for communities living nearby and far downwind."

"A team of UCLA researchers has put a new spin on the 1970s rock classic “Dust in the Wind” — only this one is grimmer and grimier than the original hit by Kansas. They found that wind picks up microplastics from human-sewage-based fertilizers at higher concentrations than previously known, and may be an “underappreciated” source of airborne plastic bits, flakes and threads."

"A Louisiana appellate court has upheld air permits for a giant proposed petrochemical complex in a region known as Cancer Alley, enraging local advocates. The decision, issued on Friday, will help clear a path for Formosa Plastics to build the nation’s largest petrochemical complex of its kind. The project has long faced staunch opposition from local and national environmental justice groups."