01541oam 2200421 a 450 991069613500332120071002151126.0(CKB)5470000002375463(OCoLC)162520047(EXLCZ)99547000000237546320070806d2007 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierEnvironmental protection[electronic resource] EPA-state enforcement partnership has improved, but EPA's oversight needs further enhancement : report to congressional requesters[Washington, D.C.] :U.S. Govt. Accountability Office,[2007]ii, 46 pages digital, PDF fileTitle from title screen (viewed on August 6, 2007)."July 2007."Paper version available from: U.S. Govt. Accountability Office, 441 G St., NW, Rm. LM, Washington, D.C. 20548."GAO-07-883."Includes bibliographical references.Environmental protection Environmental policyUnited StatesEnvironmental policyUnited StatesStatesEnvironmental protectionUnited StatesEnvironmental policyEnvironmental policyStates.Environmental protectionEJBEJBGPOBOOK9910696135003321Environmental protection58404UNINA