Pennsylvanians woke up to hazy skies again. Canadian wildfires sending smoke to the state triggered an air quality alert ...

You may notice a slight haze in the sky on Wednesday across the D.C. area as smoke from Canadian wildfires brushes the region ...

Penn State Extension is offering $100 per undocumented well that landowners turn in to the DEP, after taking part in the ...

GRAND RAPIDS, Mich. (WOOD) — An invasive freshwater jellyfish has been spotted in Lake Erie. The Pennsylvania Department of ...

Particularly north and west of the Lehigh Valley, anyone who might be especially vulnerable to the effects of air pollution ...

Smoke from the wildfires burning across Canada has descended on northcentral Pennsylvania, causing the Pennsylvania ...

An updated air quality alert was reported by the National Weather Service on Tuesday at 4:52 p.m. in effect until Thursday at ...

York County’s air quality will be improved but could still cause problems for those sensitive to particle pollution.

In response to air pollution caused by smoke from ongoing Canadian wildfires, the Pennsylvania Department of Environmental Protection declared an Air Quality Action Day in Bradford County yesterday.

A rare freshwater jellyfish was spotted last month in Lake Erie, according to Pennsylvania officials. Ray Walter, an intern with the Pennsylvania Department of Environmental Protection, came across a ...

The first of its kind in Pennsylvania, the Shell Polymers plant uses ethane, derived from natural gas, to produce ...