01694nam 2200397I 450 991070727110332120160606163250.0(CKB)5470000002462795(OCoLC)951223676(EXLCZ)99547000000246279520160606d2013 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierEcological thresholds as a basis for defining management triggers for National Park Service vital signs case studies for dryland ecosystems /by Matthew A. Bowker [and three others] ; prepared in cooperation with the National Park ServiceReston, Virginia :U.S. Department of the Interior, U.S. Geological Survey,2013.1 online resource (vi, 94 pages) illustrations (some color)Open-file report ;2013-1244Title from title screen (viewed June 6, 2016).Includes bibliographical references (pages 82-88).Arid regions climateColorado PlateauCase studiesBiotic communitiesColorado PlateauCase studiesConservation of natural resourcesColorado PlateauArid regions climateBiotic communitiesConservation of natural resourcesBowker Matthew A.1405417Geological Survey (U.S.),GPOGPOBOOK9910707271103321Ecological thresholds as a basis for defining management triggers for National Park Service vital signs case studies for dryland ecosystems3481856UNINA