Tags: Case, Legal Case, Supreme Court Of The United States Case, Unit Of Work.
Massachusetts v. Environmental Protection Agency 549 U.S. 497 (2007) is a U.S. Supreme Court case decided 5-4 in which twelve states and several cities of the United States brought suit against the Environmental Protection Agency (EPA) to force that federal agency to regulate carbon dioxide and other greenhouse gases (GHGs) as pollutants.