Tiny particulate matter from wildfire smoke can cause respiratory problems.

Air quality in the Philadelphia region is forecast to be unhealthy for everyone Thursday. Officials advise limiting outdoor activities.

About three out of four U.S. residents say they want their elected officials to pass laws that tackle climate change.

Nearby residents opposed the project during a tense public meeting Tuesday.

Scientists say rising temperatures and intense storms will become more likely because of human-caused climate change.

Earlier this year, the U.S. Army Corps of Engineers announced that the formally proposed levee would be downsized. Now they say the levee is not feasible.

The judge’s order comes after City Council rejected a settlement with EMR that would have allowed the site to reopen with conditions.

Sherrill signed a package of legislation this week that aims to prevent data centers and utility companies from passing costs onto ratepayers.

The settlement would have allowed the company to restart its scrap metal shredder. Residents say they’re left wondering what happens next.

Public utility regulators say the natural gas explosion was not caused by PGW infrastructure.

EMR sued Camden after the city suspended the company’s junkyard license following its latest fire.

The PA Flax Project promotes the revitalization of the industry as a climate-friendly crop that could be used to make the sustainable plant-based fiber linen.

The dangerous heat is accelerating air conditioner use. Data centers could be directed to use their own backup power.

The legislation will create a tiered permitting system for development based on how critical a nontidal wetland is.

Residents struggling to pay their water and electric bills could be spared from shutoffs as temperatures rise.