GOP senators join House push to scrap PM NAAQS

March 15, 2024
At least 46 Republican senators led by Minority Leader Mitch McConnell (R-KY) are seeking to scrap EPA’s recently-tightened national ambient air quality standard (NAAQS) for fine particulate matter (PM2.5), signing on to a Congressional Review Act (CRA) disapproval resolution that mirrors a recently introduced House measure. The Senate CRA resolution , sponsored by McConnell and Sen. Kevin Cramer (R-ND), would nullify the rule that reduced the annual health-based NAAQS from 12 micrograms per cubic meter (ug/m3) down to 9 mg/m3,...

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