Clearing the Air on Carbon Monoxide: Fatal Scientific Flaws in the EPA Crackdown on Denver and Other

Denver is one of 59 U.S. cities that are under scrutiny by the U.S. Environmental Protection Agency, facing economic sanctions in the form of withheld federal highway funds and pollution control grants. This action is being contemplated by the government because these cities have not achieved compliance with EPAs ambient air quality standard for carbon monoxide (CO), as mandated by the Clean Air Act.