Environment

With much of the country in the grips of a massive heat wave, many people who have air conditioners in their homes are running them overtime.

Advocates are calling for stricter rail safety measures, increased transparency, and improved emergency preparedness in the event of train derailments.

Methane is a more potent greenhouse gas than carbon dioxide.

The nation’s biggest offshore wind energy project at the N.J. shore was approved. Will citizen opposition and a lawsuit derail it?

Philly native musician Amos Lee plays live. Plus, the story of Eleanor Roosevelt's secret journey during WWII. Also get the latest on the Montgomery County train derailment.

Experts say the first thing is to stay calm.

The storm behind the deadly Bucks County flood dumped about a month’s worth of rain in two hours. It’s the sort of deluge scientists say climate change could make more common.

“These people did not drive into high water,” said Fire Chief Tim Brewer. “They were caught.”

Modernizing the city’s aging stormwater system is crucial, but like other municipalities in Chester County, the price is high — and the stakes are even higher.

Under a Code Orange, air quality may be unhealthy for vulnerable groups such as children, people with asthma, people with heart or lung disease, and older adults.

"If it's hot outside for you, it's most likely even hotter for your pet," one expert tells NPR.

Lower Merion and Upper Moreland also banned plastic bags this summer.

A recent study shows fine art can more effectively communicate climate change than data visualization.

June 2023 was the hottest June on record, going back to 1850. And forecasters expect more records to fall as El Niño exacerbates human-caused climate change.

A tangle of litigation could delay the start of New Jersey’s first offshore wind energy project.