Former CASAC Panelists Say Fast NAAQS Review ‘Puts Cart Before Horse’

Former members of EPA’s disbanded Clean Air Scientific Advisory Committee (CASAC) expert particulate matter panel are warning the agency that its accelerated process for reviewing ambient air limits “puts the cart before the horse” by requiring staff to suggest policy decisions on the standards before resolving major scientific questions. Members of the panel, which agency chief Andrew Wheeler terminated as part of his push to speed the reviews, have formed an independent group unaffiliated with EPA that is seen as...