Children, older adults and those with respiratory conditions are urged to avoid avoid strenuous or long activities outdoors ...

Environmental educators, nonprofit leaders, and students gathered at the Pennsylvania State Capitol this week to raise ...

Smoke drifting south from Canadian wildfires has made skies in Pennsylvania and other states hazy this week. The Pennsylvania ...

Another air quality alert is in effect for Philly and its neighboring Pennsylvania counties Sunday, and it looks like more ...

An invasive species of fish called the northern snakehead has earned the nickname "Frankenfish." Learn why they are a ...

Although the opening of trout season is months old and the kickoff of the football season is just weeks away, Pennsylvania ...

Gov. Josh Shapiro answered questions about funding for mass transit and the future of the long-overdue state budget, issues ...

Damage caused by Tropical Storm Debby remains felt in Trout Run a year after the historic flooding, but so is evidence of a community in recovery. It is a case study of a county and community that ...

The Trump administration plans to end a $7 billion Biden-era program that helps low-income households get solar power.

The Donora Historical Society and Smog Museum, about 25 miles south of Pittsburgh, Pennsylvania ... The New York State Department of Environmental Protection has a network of local air quality ...

One of the protested pipelines is the Northeast Supply Enhancement project, an extension of the Transco pipeline system, that ...

Governor Josh Shapiro and Department of Environmental Protection (DEP) Secretary Jessica Shirley recently showcased Pennsylvania’s revamped permitting playbook at the Keystone Trade Center, linking ...