Mealey's (August 29, 2022, 1:28 PM EDT) -- WASHINGTON, D.C. — Because a decision by the U.S. Environmental Protection Agency to lift certain ambient air quality requirements in the Houston and Dallas areas has only local or regional impacts, a petition challenging the decision must proceed in the Fifth Circuit U.S. Court of Appeals, the District of Columbia U.S. Court of Appeals ruled Aug. 26....