Mark Delaquil

​​​​​​​The U.S. Supreme Court’s decision in West Virginia v. EPA has received much press as a decision that limits regulations designed to address climate change. But in reality, it was not so much an environmental law case...more As of Sept. 21, 2020, the Environmental Appeals Board (EAB)—the body used to hear administrative appeals of permits issued by or on behalf of the U.S. Environmental Protection Agency (EPA)—will begin operating under a new set...more On October 1, the Environmental Protection Agency issued a prepublication version of a final rule establishing a new National Ambient Air Quality Standard (NAAQS) for ozone. The final rule lowers the primary and secondary...more On Monday, the Supreme Court’s decision in Utility Air Regulatory Group v EPA, No. 12–1146 (June 23, 2013) limited EPA’s authority to regulate greenhouse gases (“GHGs”) under the Clean Air Act, reversing in part and affirming...more