title: U.S. EPA chief resigns.
authors.forename: Catherine M
authors.initials: CM
authors.lastname: Cooney
mesh_terms: D004787:Environmental Pollution / Q000517:prevention & control; D006801:Humans; D007857:Leadership; D010563:Personnel Turnover; D011057:Politics; D014481:United States; D014484:United States Environmental Protection Agency