Air quality in the United States is governed by a complex regulatory structure that sets pollution limits and authorizes federal, state and local agencies to enforce them. The regulations which agencies enforce vary with the source of pollution, what they emit and the air quality in the region where they are located.

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  • Issue Quarter Winter
  • Issue Year 2018
Creeping into the Fort Pitt Tunnel, angling for space at the Parkway East’s Grant Street exit, or elbowing into a gap in traffic on the Veterans Bridge, tens of thousands of people drive or ride into and out of Downtown nearly every day.

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  • Issue Quarter Winter
  • Issue Year 2018
  • Sub Heading The biggest air pollution culprit may be all of us
Bluer skies over southwestern Pennsylvania owe a debt to local, state and federal regulations that have evolved over decades to spur technological advancements and investment in controlling air pollutants from industrial plants to the cars we drive.

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  • Issue Quarter Winter
  • Issue Year 2018
  • Sub Heading Regulations that helped clean the region’s air face new challenges
Air polllution’s place in the history of southwestern Pennsylvania is as prominent as the region’s mighty rivers and the steel industry that once crowded their banks. For nearly a century, it was a defining characteristic in the eyes of visitors, who pulled no punches when describing the grim conditions they found.

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  • Issue Quarter Winter
  • Issue Year 2018
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