Environment

An extreme June heat wave that prompted a heat health emergency declaration killed five people in the city and had been made four times more likely by climate change.

In June and July, Philadelphia had 29 days where the highest dew point simmered to at least 75 degrees. Meteorologists say that's more than uncomfortable.

Are you feeling hopeless about the warming planet? In her book "Human Nature," climate scientist Kate Marvel says it’s natural to feel scared but there’s also reasons to hope.

Federal Transit Administration describes buses as a “green deal initiative” that “backfired.”

The iconic ship’s conservancy shared drawings of the museum-to-be, while preparations to sink it off Florida continue.

Firefighting foam containing toxic PFAS chemicals has contaminated drinking water supplies across the U.S.

Environmental regulators denied a hearing request for a permit that would pave the way for construction at the airport.

The settlement resolves lawsuits pertaining to toxic chemical contamination at four industrial sites.

More than 3.5 million acres had been designated wind energy areas.

Limited assistance plagues Delawareans seeking utility assistance. But new laws could help avoid shutoffs.

City Councilmember Jamie Gauthier hopes the Summer Winter Community Garden deal will be a model for securing more garden land.

Some medicines affect your ability to sweat, stay hydrated, or even to notice if you're overheating. Doctors say keep taking them, but make sure to keep yourself cool.

The program is geared toward customers with incomes too high to qualify for some existing energy assistance programs.

Two rules designed to promote cleaner cars were already effectively eliminated. With the EPA suggesting not considering carbon dioxide to be pollution, the last could fall.

The paint manufacturer contaminated local waterways, groundwater and soil in Camden County with arsenic, lead and other metals.