A stretch of 90-degree heat is bringing the Philadelphia region its second heat wave of the season, along with a Code Orange ...

Ally Gallo takes a look back as this week marks the third anniversary of wildfire smoke from Canada impacting us in ...

A Code Orange air quality alert is in place on Friday as we are tracking a heat wave that could last through the weekend.

The New York State Department of Environmental Conservation has issued an Air Quality Health Advisory for parts of downstate New York on Friday because of elevated ozone levels. The advisory is in ...

Accurate measurements are the foundation of effective environmental management and decision-making. Through advanced ...

Gov. Josh Shapiro on Wednesday unveiled the full Governor’s Responsible Infrastructure Development (GRID) standards, ...