The Pennsylvania Department of Environmental Protection (DEP) says there will be a Code Orange Air Quality Action Day on ...

Under a Code Orange alert, it's recommended that children, older adults and those with respiratory illnesses limit time spent ...

On Tuesday at 4:47 p.m. an air quality alert was reported by the National Weather Service in effect until Thursday at ...

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

Air quality alerts have been issued across 12 states for Wednesday, according to the National Weather Service.

A ir quality alerts spanned at least 13 U.S. states on Tuesday, with sensitive groups urged to limit outdoor activity to avoid health risks.

The abrupt termination of tax credits for clean energy projects is perhaps the most drastic blow that President Donald Trump ...