WASHINGTON (July 14, 2020) — Yesterday, the U.S. Environmental Protection Agency (EPA) announced its proposal to retain, without changes, the existing, more stringent 2015 National Ambient Air Quality Standards (NAAQS) for ozone.
WASHINGTON (July 14, 2020) — Yesterday, the U.S. Environmental Protection Agency (EPA) announced its proposal to retain, without changes, the existing, more stringent 2015 National Ambient Air Quality Standards (NAAQS) for ozone.