The federal Clean Air Act requires the states and the federal government to establish and meet targets for visibility in protected national parks and wildlife areas through regulations that control air pollutants in ambient air. 42 U.S.C. §§ 7410, 7491, 7492(e)(2)....
EPA Haze Rule – U.S. Court of Appeals for the 5th Circuit Stays EPA From Implementing Final Haze Rule in Texas and Oklahoma.
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