Vulnerable populations in Delaware, including children, older people, and those with asthma, heart disease, and lung disease, are advised to avoid outdoor activities.

Even when the Philadelphia area is not hit directly by a hurricane, it can still be devastated by a storm’s remnants.

Environmental scientists are evaluating the potential costs of climate change in Philadelphia — and how to prepare.

A new report looking at weather data over the last five decades has found an increase in fire weather days in the Garden State, and it could be devastating.

Outdoor water features known as spraygrounds are considered one way to help residents of all ages stay cool during increasingly hot summers.

Outcry over whale deaths has intensified, and everyone is looking for an explanation.

The measure piggybacks off one already in effect in the state’s most populous county. Even skeptics say it saves consumers thousands of dollars in upfront costs.

The proposal comes as the dangerous impacts of human-caused climate change become increasingly clear.

The PA Tick Research Lab, one of only three labs nationwide engaged in tick testing and research, is analyzing data from 30,000 tick exposures in Pennsylvania from 2019-2021.

Experts say climate change is fueling and favoring the growth of invasive species—in many cases, at the expense of Pennsylvania’s cherished symbols. 

In a new report, environmental advocates crunched EPA data to call out Pennsylvania’s “dirty dozen.”

Climate change could mean droughts and changing water flow in the Delaware River. Water regulators say new storage facilities could help mitigate future water scarcity.

The legislative package includes a measure to reduce net emissions in the state by 50% by 2030 and by 100% reaching net zero by 2050.

Increasing temperatures could lead to more heat-related hospitalizations and deaths in the coming years, especially in vulnerable communities.

The battle between rival Center City heat providers has climate implications.