air pollution

Comment – EPA proposal re: Phoenix Mesa NAA 2015 ozone NAAQS

by PEER | December 19, 2025
Comments on the EPA proposal to determine that the Phoenix-Mesa ozone NAA would have attained the 2015 ozone NAAQS by its August 3, 2024, but for emissions emanating from outside the United States ...

COMMENTARY | Environmental Attacks Continue at Full Speed; Much of it Under the Radar

by Tim Whitehouse | December 9, 2025
Several major rollbacks show a government being redirected to serve a narrow set of industries at the expense of the public ...

Colorado Air Pollution Data Stays in the Dark

by PEER | September 6, 2024
EPA Caves in Colorado Suit to Block Pollution Transparency ...
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