"While burning the pellets would reduce greenhouse gases from the university’s physical plant, it would increase harmful levels of nitrogen oxides, lead, carbon monoxide and volatile organic compounds."

"U.S. regulators on Wednesday banned the dye called Red 3 from the nation’s food supply, nearly 35 years after it was barred from cosmetics because of potential cancer risk."

"The District of Columbia on Friday filed a lawsuit against the federal government over pollution in the Anacostia River, arguing it has inflicted “catastrophic harm” on the mostly poor and minority communities living along the urban waterway."

"California has decided to abandon its groundbreaking regulations phasing out diesel trucks and requiring cleaner locomotives because the incoming Trump administration is unlikely to allow the state to implement them."

"Chemical residues from burned houses, cars, consumer products and fire retardants create toxic hazards for fire survivors."

"Thousands of firefighters are working to contain the blazes of multiple fires across Los Angeles. Months from now when the fires are extinguished and the rain comes, however, a hidden threat could put communities at risk once again."

"A Guardian and Quinto Elemento Lab investigation finds very high levels of lead and arsenic in homes near a factory processing US toxic waste"

"For the first time, the Environmental Protection Agency on Tuesday warned that “forever chemicals” present in sewage sludge that is used as fertilizer can pose human health risks."

"Los Angeles has experienced some of the world’s worst air quality this week as smoke from massive wildfires blankets the region and threatens the health of far more people than the fires themselves. And that will end up adding to the economic toll."

"As Los Angeles firefighters battle ongoing blazes, prominent rightwing figures are spreading bigoted criticism of the response and lies about who is to blame, including that the fire is raging because of diversity within the fire department."