Air

"The Antarctic ozone hole last week peaked at a moderately large size for the third straight year — bigger than the size of North America — but experts say it’s still generally shrinking despite recent blips because of high altitude cold weather."

"Chemical companies are dodging a federal law designed to track how many PFAS “forever chemicals” their plants are discharging into the environment by exploiting a loophole created in the Trump administration’s final months, a new analysis of federal records has found."

"The state Departments of Environmental Quality and Health may be violating federal civil rights laws and regulations by allowing Black people to suffer disproportionate impacts from air pollution in Louisiana's industrial corridor, including an increased risk of cancer, the federal Environmental Protection Agency said Wednesday."

"After almost a decade of talks, the nations of the world committed Friday to drastically lower emissions of planet-warming gases from the world’s airplanes by 2050, a milestone in efforts to ease the climate effects of a fast-growing sector."

"Online retailing delivers a public health problem. When Truck Season Became All-Year-Round."

"Environmental experts say there’s a strong possibility that a federal bill will be introduced in the U.S. that seeks to strengthen an industry known as “advanced recycling,” or “chemical recycling.” While proponents of advanced recycling tout it as a solution to the ever-growing plastic pollution issue, critics say that it’s not recycling at all, but a highly polluting incineration process that converts plastic into fuel."

"Smoke from wildfires has worsened over the past decade, potentially reversing decades of improvements in Western air quality made under the Clean Air Act, according to research published Thursday from Stanford University."

"The Senate cleared a procedural hurdle Tuesday afternoon before moving to ratify the international climate deal to phase down the use of potent greenhouse gases stemming from refrigerants and air conditioning units."