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Call Number Author Topic Genre Region Era

By Alphabetical By Call Number By Topic By Genre By Region By Era

Geology 14,194 View Records Appropriations and expenditures 9,226 View Records Rules and practice 6,610 View Records Management 6,484 View Records United States Foreign relations 5,243 View Records Mines and mineral resources 4,767 View Records Groundwater 4,664 View Records Geology, Stratigraphic 4,343 View Records Water quality 4,311 View Records History 4,291 View Records Artificial intelligence 4,241 View Records Officials and employees 4,187 View Records Economics 4,076 View Records Health 3,456 View Records Business 3,197 View Records Water-supply 3,103 View Records United States Politics and government 2,962 View Records Criticism and interpretation 2,888 View Records United States History 2,798 View Records Computer security 2,693 View Records Auditing 2,683 View Records National security 2,681 View Records Evaluation 2,533 View Records Mathematics 2,347 View Records Operas 2,261 View Records Entrepreneurship 2,078 View Records Selection and appointment 2,024 View Records United States 2,012 View Records Computer science 1,955 View Records Aquifers 1,813 View Records Emergency management 1,808 View Records Computer networks 1,787 View Records United States Foreign economic relations 1,738 View Records Climatic changes 1,720 View Records Stream measurements 1,682 View Records Education 1,679 View Records Water Pollution 1,677 View Records Hydrogeology 1,671 View Records Forest management 1,663 View Records Sustainable development 1,638 View Records Data mining 1,631 View Records Hydrology 1,625 View Records World history 1,624 View Records Paleontology 1,596 View Records Information technology 1,547 View Records Leadership 1,489 View Records Families 1,425 View Records Software engineering 1,411 View Records United States Economic conditions 1,395 View Records Environmental policy 1,394 View Records Machine learning 1,389 View Records Budget 1,374 View Records Water resources development 1,364 View Records Computer networks Security measures 1,360 View Records Engineering 1,345 View Records Indians of North America 1,341 View Records Groundwater Pollution 1,317 View Records Sociology 1,314 View Records Terrorism Prevention 1,297 View Records Groundwater Quality 1,254 View Records Water quality management 1,248 View Records Human rights 1,234 View Records Land titles Registration and transfer 1,231 View Records Psychology 1,218 View Records Human-computer interaction 1,210 View Records National parks and reserves 1,206 View Records Personnel management 1,204 View Records Public lands 1,204 View Records Groundwater flow 1,199 View Records Communication 1,189 View Records Renewable energy sources 1,188 View Records Energy policy 1,184 View Records Medical care 1,182 View Records Uranium ores 1,180 View Records Procurement 1,177 View Records Floods 1,169 View Records Geology, Structural 1,143 View Records World War, 1939-1945 1,133 View Records Frontier and pioneer life 1,126 View Records Economic development 1,121 View Records Land use, Rural 1,109 View Records Air Pollution 1,104 View Records World politics 1,089 View Records Criminal justice, Administration of 1,083 View Records Conservation of natural resources 1,078 View Records Public health 1,071 View Records Computational intelligence 1,063 View Records Database management 1,049 View Records Streamflow 1,047 View Records Planning 1,036 View Records Outdoor recreation 1,035 View Records Democracy 1,029 View Records Economic assistance, American 1,004 View Records Score 1,001 View Records Mathematical analysis 991 View Records Economic sanctions, American 984 View Records Language arts 982 View Records Computer vision 981 View Records Educational technology 980 View Records Interpersonal relations 978 View Records

Geological Survey (U.S.) 927 Geological Survey (U.S.), 702 SpringerLink (Online service) 114 Colorado Water Conservation Board 91 United States. Bureau of Reclamation 51 Infobase, 48 Films for the Humanities & Sciences (Firm) 31 Infobase 31 United States. Soil Conservation Service 30 Geological Survey (U.S.). Water Resources Division 26 Prakken, Lawrence B., 25 Wells, J. V. B. 23 Colorado Water Resources Research Institute 22 Colorado. Office of the State Engineer 21 Library of Congress. Congressional Research Service, 21 ScienceDirect (Online service) 21 Colorado. Division of Water Resources 20 Lohr, E. W. 1897- 20 Louisiana. Department of Transportation and Development 20 Southwest Florida Water Management District (Fla.) 19 Louisiana. Department of Transportation and Development, 18 United States. Congress. Senate. Committee on Energy and Natural Resources 18 Love, S. K. 1903-1995 16 National Water-Quality Assessment Program (U.S.) 16 United States. Bureau of Land Management 16 United States. Congress. House. Committee on Resources. Subcommittee on Water and Power 15 New Jersey. Department of Environmental Protection 14 South Dakota Geological Survey 14 United States. Army. Corps of Engineers 14 United States. Congress. Senate. Committee on Interior and Insular Affairs 13 United States. Environmental Protection Agency 13 California. State Water Resources Control Board, 12 Hendricks, E. L. 1909- 12 New York (State). Department of Environmental Conservation 12 Stern, Charles V., 12 U.S. Fish and Wildlife Service 12 United States. Bureau of Indian Affairs 12 United States. Congress. Senate. Select Committee on National Water Resources 12 White, Vincent E., 12 United States. Environmental Protection Agency. Office of Water 11 Wyoming. State Engineer's Office 11 California. State Water Resources Control Board 10 Fram, Miranda S. 10 Meinzer, Oscar Edward, 1876-1948 10 New Mexico. State Engineer Office 10 Price, Don, 1929- 10 Public Broadcasting Service (U.S.) 10 Belitz, Kenneth, 9 Camp, Dresser & McKee 9 Minnesota. Department of Natural Resources 9 Nassau County (N.Y.). Department of Public Works 9 National Water and Climate Center (U.S.) 9 New York (N.Y.). Department of Environmental Protection 9 Rhode Island. Water Resources Board 9 Shade, Patricia J. 9 Swenson, Herbert A. 1911- 9 United States. Congress. House. Committee on Resources 9 United States. National Park Service 9 United States. Natural Resources Conservation Service 9 Water Availability and Use Science Program (U.S.) 9 Arkansas Soil and Water Conservation Commission 8 California. Department of Water Resources 8 Durum, W. H. 1917-1996 8 Ground Water Ambient Monitoring and Assessment Program (Calif.) 8 Paulsen, Carl G. 8 United States. Department of the Interior 8 Utah. State Engineer's Office 8 White, Vincent E. 1979- 8 Babcock, H. M. 1916- 7 Berger, David L. 1958- 7 Bjorklund, Louis Jay, 1905- 7 Colorado Agricultural Experiment Station 7 Colorado Foundation for Water Education 7 Harris-Galveston Coastal Subsidence District (Tex.) 7 Hutson, Susan S. 7 Lindholm, Gerald F. 7 Massachusetts. Office of Water Resources 7 Nevada. Division of Water Resources 7 Ohio. Division of Water 7 Tennessee. Division of Water Supply 7 U.S. Atomic Energy Commission 7 United States. Federal Aviation Administration 7 University of Colorado Boulder. Natural Resources Law Center 7 Visher, F. N. 1923- 7 Barbie, Dana L. 6 Colorado Geological Survey 6 Colorado State University. Environmental Resources Center 6 Colorado. General Assembly. Legislative Council 6 Cushing, E. M. 1914- 6 Daniel, Charles C., III 1943- 6 Denver (Colo.). Water Department 6 Gleick, Peter, 1956- 6 Green Planet Films 6 Griffith, Jason M. 6 Hackett, O. M. 1920-2013 6 Hamilton, Louis J. 6 Helgesen, John O. 6 Horn, M. A. 6 Houston (Tex.) 6 Kansas Geological Survey 6