"In pollution hotspots like western Pennsylvania — where petrochemical facilities are proliferating — local residents, distrustful of companies and government, are taking advantage of low-cost technologies to do their own monitoring of air, water, and noise pollution."

"For young children, any amount of lead exposure is bad. The element can damage children’s brains, stunt growth and cause developmental problems. Now, a new definition of lead poisoning will increase the number of U.S. children found to have dangerously high levels of lead in their blood."

"For years, a dangerous salmonella strain has sickened thousands and continues to spread through the chicken industry. The USDA knows about it. So do the companies. And yet, contaminated meat continues to be sold to consumers."

"The Biden administration moved Monday to regulate a group of long-lasting, human-made chemicals that pose health risks to millions of Americans, even as they continue to be used in an array of products such as cosmetics, dental floss, food packaging, clothing and cleaning supplies."

"The cost of federal flood insurance is rising for millions of homeowners, threatening to make homes in coastal areas unaffordable for many. The Federal Emergency Management Agency says its new rates better reflect flood risk in a warming climate."

"Almost 90% of the 180 recognized RNA viruses that can harm humans are zoonotic in origin. But disease biosurveillance of the world’s wildlife markets and legal trade is largely absent, putting humanity at significant risk."

"The state of Michigan has told a majority-Black city not to use tap water for drinking, bathing, or cooking “out of an abundance of caution” because of lead contamination. Residents of Benton Harbor, three hours west of Detroit, have been dealing with poisoned water for at least three years, and experts say that state and local officials have not done enough to help...."