CASAC Majority Backs Tougher Ozone Limits, ‘Ecological’ Secondary Limit

May 19, 2023
All but one of EPA’s top clean air advisors are backing a draft report urging the agency to drop its opposition to stricter federal ozone limits and instead adopt much tougher standards, including a first-time distinct secondary limit to protect the environment that would use a unique “form,” ahead of a meeting next week where the panel will finalize its advice. The Clean Air Scientific Advisory Committee (CASAC) and its larger special ozone panel recently posted a draft letter and...

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