Search Results : EPA National Library Catalog

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Select Item Title Year Published
  1 A controlled bioassay system for measuring toxicity of heavy metals / 1977
  2 A Review of surface-water sediment fractions and their interactions with persistent manmade organic compounds / 1987
  3 A user's guide for REDEQL. EPA : a computer program for chemical equilibria in aqueous systems / 1978
  4 Abiotic Dehalogenation of 1,2-Dichloroethane and 1,2-Dibromoethane in Aqueous Solution Containing Hydrogen Sulfide. 1989
  5 Abiotic reductive dechlorination of carbon tetrachloride and hexachloroethane by environmental reductants {microform} / 1990
  6 Abiotic transformation of carbon tetrachloride at mineral surfaces 1994
  7 Abiotic transformation of carbon tetrachloride at mineral surfaces {microform}. 1994
  8 Abiotic transformation of carbon tetrachloride in the presence of sulfide and mineral surfaces {microform} / 1992
  9 Abiotic Transformation Pathways of Organic Chemicals in Aquatic Ecosystems. 1994
  10 Accumulation of tritium in various species of fish reared in tritiated water. 1974
  11 Acid Deposition and Watershed Characteristics in Relation to Lake Chemistry in Northeastern Minnesota. 1985
  12 Acid Deposition in Maryland. Summary of 1993 Research and Monitoring Results and Evaluation of Status and Trends. 1995
  13 Acid Mine Pollution Effects on Lake Biology. 1971
  14 Acid precipitation studies in Colorado and Wyoming : interim report of surveys of montane amphibians and water chemistry / 1989
  15 Acid-Base Characteristics of Organic Carbon in the Humex Lake Skjervatjern. 1992
  16 Acidic Deposition and Aquatic Ecosystems: Regional Case Studies. 1990
  17 Acidic deposition phenomenon and its effects critical assessment document (final report) {microform} : 1985
  18 Acidic Episodes and Surface Water Chemistry: A Comparison of Northeast and Southeast Study Sites. 1987
  19 Acidic Episodes in Surface Waters in Europe. 1992
  20 Acidification and Recovery of a Spodosol Bs Horizon from Acidic Deposition. 1990
  21 Acute and chronic toxicity of copper to the estuarine copepod Eurytemora affinis : final report / 1998
  22 Acute and chronic toxicity of copper to the estuarine copepod Eurytemora affinis final report / {microform} : 1998
  23 Adsorption processes for water treatment 1987
  24 Advances in Hazardous Waste Site Alluvial Sampling. 1991
  25 Aeration of Natural Waters: A Bibliography. 1973
  26 Agricultural Impacts on Ground Water Conference 1988
  27 Agricultural NPS Control of Phosphorus in the New York State, Lake Ontario Basin. Volume 1. Delivery of Phosphorus to Lake Ontario from Cultivated Mucklands in Oak Orchard Creek Watershed. 1991
  28 Alaska placer mining metals study 1998
  29 Alaska placer mining metals study : year two / 1999
  30 Algal nutrient availability and limitation in Lake Ontario during IFYGL : Nitrogen available in Lake Ontario tributary water samples and urban runoff from Madison, Wisconsin / 1977
  31 Algal Photosynthesis, Algal Abundance, and Chemistry of Lake Water at Fairmont, Minnesota. 1973
  32 Alkalinity Regulation in Softwater Florida Lakes. 1988
  33 Alkalinity, pH changes with temperature for waters in industrial systems 1986
  34 Aluminum Precipitation and Dissolution Rates in Spodosol Bs Horizons in the Northeastern USA. 1989
  35 Always a river : supplemental environmental education curriculum on the Ohio River and water grades K-12 / 1991
  36 Ambient aquatic life water quality criteria for selenium / 1987
  37 Ambient Aquatic Life Water Quality Criteria for Silver. 1987
  38 Ambient water quality criteria for selenium {Microfiche} 1987
  39 An assessment methodology for the environmental impact of water resource projects, 1974
  40 An Ecological assessment of Western streams and rivers / 2005
  41 An evaluation of environmental stress imposed by a coal ash effluent : Wisconsin power plant impact study / 1985
  42 An evaluation of the National Eutrophication Survey data, 1977
  43 Analysis and interpretation of water-quality trends in major U.S. rivers, 1974-81 1987
  44 Analysis and Interpretation of Zooplankton Samples Collected during Phase 2 of the Eastern Lake Survey. 1992
  45 Analysis of Emissions from Outboard Two Cycle Marine Engines. 1975
  46 Analysis of Pollution from Marine Engines and Effects on the Environment. 1975
  47 Analysis of Pollution from Marine Engines and Effects on the Environment. Southern Lakes. 1975
  48 Analysis of Pollution from Marine Engines and Effects on the Environment. Summary Report. 1975
  49 Analysis of surface waters 1987
  50 Analysis of survey data on the chemistry of twenty-three streams in the Chesapeake Bay watershed : some implications of the impact of acid deposition 1983
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