Zoë Read | WHYY

Schools and day cares in the U.S. are receiving annual federal funding to test and treat lead in drinking water.

Researchers say shade can increase outdoor activities by an average of 14 minutes.

Public water providers across the U.S. are grappling with new federal Environmental Protection Agency regulations that require them to test their drinking water for toxic PFAS, and reduce the so-called “forever chemicals” to almost zero over the next five years.

Mussels improve water quality by working as nature’s Brita filter. But their populations have been in decline.

Pennsylvania is just one of more than a dozen states that have recently banned — or want to ban — the ornamental tree.

Hundreds of thousands of anglers visit Pennsylvania’s streams and lakes every year to fish for trophy-sized trout.

The Pennsylvania Department of Environmental Protection is asking for funding from the state’s next fiscal budget for new water testing equipment.

The researchers say self-heating concrete could replace road salt, which keeps streets and sidewalks ice free but can damage road structures and the environment.

Companies must now notify the EPA if they want to resume the production of certain PFAS chemicals.

Winter storms, heavy snow, and ice can damage trees, arborists say.