In a Blow to Public Health, EPA Delays Strengthening Ozone Standards
Union of Concerned Scientists
OCTOBER 12, 2023
The announcement is the latest development in a long-running saga over this air pollutant, which is the main component of smog. Ozone is one of six “criteria air pollutants” for which EPA is required to establish National Ambient Air Quality Standards (NAAQS). The stakes over ground-level ozone standard are high.
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