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

Maine energy officials on Friday decried the Trump administration’s announcement it will cancel nearly $7 billion in grants ...

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

Officials explained the benefits of native plants, noting that they are naturally adapted to the state's climate and soils ...

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

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 ...

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

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 ...

Residents in Northumberland County faced unhealthy air conditions earlier this week as smoke from Canadian wildfires prompted ...

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 ...

Pennsylvania received $156 million for low to mid-income families to install solar, but state lawmakers needed to approve it. They never did.

The database helps companies calculate their greenhouse gas emissions. Its creator left the E.P.A. after being investigated for criticizing the Trump administration.