Court Allows Environmentalists To Intervene In GHG Risk Finding Suit

An appellate court is allowing environmentalists to formally help defend EPA’s greenhouse gas risk finding that provides threshold authority to regulate the emissions under the Clean Air Act, after they argued a suit from a free-market group threatens to undo a series of important existing and future regulations. Meanwhile, the plaintiffs in the case are pressing the court to revisit its prior decisions upholding the agency’s 2009 GHG endangerment finding, charging they are inconsistent with the Supreme Court’s recent invocation...