• The Region’s Top 10 Air Polluters

       

    The Region's Top 10 Air Polluters

    Although the region’s air has improved dramatically from the height of Pittsburgh’s industrial past, southwestern Pennsylvania remains home to factories and power plants that release millions of pounds of toxic chemicals into the air. The U.S. Environmental Protection Agency uses Toxic Release Inventory (TRI) data to track toxic chemicals released into the air, water and... More