Quote-Unquote: Ozone, PFAS, permitting -- and more

May 24, 2023
What they’re saying. CASAC majority urges stricter ozone primary standard : “All of the [Clean Air Scientific Advisory Committee] members, except for one, conclude that the scientific evidence indicates that the level of the current primary standard is not sufficiently protective of public health. [Controlled human exposure -- CHE] studies demonstrate adverse effects in healthy adults at or below the current standard of 70 ppb. . . . All of the CASAC members, except one, recommend a level in the...

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