Search Results for the EPA National Library Catalog

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U.S. Fish and Wildlife Service biological opinion on selected pesticides : dated June 14, 1989. 1989
Uinta Basin Replacement Project, Summary Report, Task 9: Inventory Resources, Draft 1992
Uinta Basin Replacement Projects, Uintah Unit, Potential Site-Specific Projects, Summary Report 1993
Uintah Unit Replacement Project Draft Environmental Impact Statement 1997
Unabridged Advanced Notice of Proposed Rulemaking for Water Quality Challenges in the San Francisco Bay/Sacramento-San Joaquin Delta Estuary. 2011
Underwater Ship Husbandry Discharges. 2011
United States list of endangered fauna. 1974
Upalco Unit Replacement Project Draft Environmental Impact Statement 1996
Upper Yellowstone River, Montana: Macroinvertebrate Distribution and Water Analysis 1973-1974. 1981
Uptake of Planar Polychlorinated Biphenyls and 2,3,7,8-Substituted Polychlorinated Dibenzofurans and Dibenzo-p-dioxins by Birds Nesting in the Lower Fox River and Green Bay, Wisconsin, USA. 1993
US 287/Northwest Parkway Interchange, Environmental Assessment 2001
US Water Resources Council Water Assessment Report on Cathedral Bluffs Shale Oil Demonstration Project White River Basin - Colorado 1981
Use of aquatic oligochaete, Lumbriculus variegatus, for effluent biomonitoring / 1980
Use of Microscopic Organisms as Ecological Indicators and Methods of Sampling and Manipulation. 1945
Use of Periphyton in the Development of Biocriteria. 1994
Use of surrogate species in assessing contaminant risk to endangered and threatened fishes : final report -- September, 1995 / 1995
Use of surrogate species in assessing contaminant risk to endangered and threatened fishes : final report, September 1995 / 1995
Use of the Amphipod Crustacean 'Hyalella Azteca' in Freshwater and Estuarine Sediment Toxicity Tests. 1988
Use of the Blue Mussel, 'Mytilus edulis', in Water Quality Toxicity Testing and In situ Marine Biological Monitoring. 1990
Use of visual and chemosensory evoked potentials in environmental and occupational health / 1992
USEPA's Regional Vulnerability Assessment Program: A Research Strategy for 2001-2006. 2000
Using LANDSAT 7 Imagery to Map Invasive Reed Canary Grass ('Phalaris arundinacea'): A Landscape Level Wetland Monitoring Methodology. 2004
Using pollution control authorities to protect threatened and endangered species and reduce ecological risk / 1993
Utah Combined Hydrocarbon Regional Draft EIS, Volume II: Leasing Category Amendments 1983
Utility of Light Scatter in the Morphological Analysis of Sperm. 1992
Utility of Toxicity Tests to Measure Effects of Substances on Marine Organisms. 1982
Utilization of Topsmelt, 'Atherinops affinis', in Environmental Toxicology Studies along the Pacific Coast of the United States. 1993
Utilization Patterns of Intertidal Habitats by Birds in Yaquina Estuary, Oregon. 2011
UV exposure of coral assemblages in the Florida Keys / 2003
Validation of western Washington riparian desired future conditions (DFC) performance targets in the Washington state forest practices rules with data from mature, unmanaged, conifer-dominated riparian stands / 1994
Validity of Fecal Coliforms, Total Coliforms, and Fecal Streptococci as Indicators of Viruses in Chlorinated Primary Sewage Effluents. 1978
Valley elderberry longhorn beetle recovery plan. 1984
Vegetation characterization of three contrasting riparian areas : williamette Valley, Oregon / 2000
Vegetative Delineation of Coastal Salt Marsh Boundaries. 1984
Vegetative Delineation of Coastal Salt Marsh Boundaries: Evaluation of Methodology. 1982
Waste Treatment Protozoa Flagellata. 1962
Watching, from the edge of extinction / 1999
Water Assessment of Paraho Oil Shale Demonstration Plant White River Basin - Utah 1981
Water Assessment Paraho Oil Shale Demonstration Project White River Basin - Utah; Final Draft Report 1981
Water Pressure and Ground Vibrations Induced by Water Guns at a Backwater Pond on the Illinois River near Morris, Illinois. 2016
Water Quality Criteria Data Book, Volume V, Effects of Chemicals on Aquatic Life. 1973
Water quality criteria data book. selected data from the literature through 1968 / Volume 3, Effects of chemicals on aquatic life : 1971
Water quality criteria for the protection of aquatic life and its uses : ammonia : final draft / 1983
Water Quality Functions of Riparian Forest Buffer Systems in the Chesapeake Bay Watershed. 1995
Water Quality Investigations: Souris River Basin, North Dakota 1969. 1971
Water Quality of Hyrum Lake and Its Relationship to Algal Blooms. 1972
Water Quality of Kapalama Canal. 1972
Watershed 93 : a national conference on watershed management : proceedings, March 21-24, 1993, Alexandria, Virginia. 1994
Western Water Law Conference March 7-8, 1997, Denver, Colorado 1997
Whidbey Island intertidal and shallow subtidal benthos / 1980
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