Search Results for the EPA National Library Catalog

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Select Item Title Year Published
Ecological functions of off-channel habitat, Willamette River, Oregon : final research plan / 1997
Ecological Perspective on Water Quality Goals. 1981
Ecology of Peat Bogs of the Glaciated Northeastern United States: A Community Profile. 1987
Economic Analysis of Erosion and Sedimentation, Seven Mile Creek Southwest Branch Watershed. 1974
Economic Evaluation of Water Quality. A Multicomponent Model of Optimal Quality Control in Estuarine Waters. 1969
Economic Losses in the Columbus SMSA Due to Long-Range Transport of Airborne Residuals in the Ohio River Basin Energy Study Region. 1981
Ecotoxicological Data on Tbt, Tbb and Tbba with Cover Letter dated 092386 (company Sanitized). 2000
Effect of Agricultural Land Development on Drainage Waters in the North Carolina Tidewater Region. 1980
Effect of Background Organic Matter from Surface Waters on the Activated Carbon Adsorption of Specific Organic Compounds. 1990
Effect of chemical composition on surface resistivity of fly ash / 1975
Effect of collisional lifetime in optoacoustic detection of pollutant gases / 1981
Effect of Freeze-Thaw on the Hydraulic Conductivity of Barrier Materials: Laboratory and Field Evaluation. 1995
Effect of Fuel Additives on the Chemical and Physical Characteristics of Particulate Emissions in Automotive Exhaust. 1972
Effect of Herbicides, Pesticides, and Fertilizers on the Optical Properties of Water. 1971
Effect of land disposal applications of municipal wastes on crop yields and heavy metal uptake / 1977
Effect of Moisture on Adsorption of Elemental Mercury by Activated Carbons. 2000
Effect of Simulated Acid Precipitation on Nitrogen Mineralization and Nitrification in Forest Soils. 1984
Effect of Simulated Sulfuric Acid Rain on the Chemistry of a Sulfate-Adsorbing Forest Soil. 1985
Effect of Storage Conditions on Handling and SO2 Reactivity of Ca(OH)2-Based Sorbents. 1991
Effect of Strip Mining on Water Quality. 1973
Effect of Temperature and Pore Size on the Hydraulic Properties and Flow of a Hydrocarbon Oil in the Subsurface. 1994
Effect of Velocity Profile Distortion in Circular Transverse-Field Electromagnetic Flowmeters. 1971
Effects of acid deposition on the properties of portland cement concrete state-of-knowledge / 1985
Effects of Acidic Deposition on Streams in the Appalachian Mountain and Piedmont Region of the Mid-Atlantic United States. 1993
Effects of Ammonium Sulfate Aerosols on Vegetation. 1. Chamber Design for Long-Duration Exposures. 1983
Effects of cyanophage SAM-1 upon Microcystis aeruginosa / 1977
Effects of fluctuating, sublethal applications of heavy metal solutions upon the gill ventilatory response of bluegills (Lepomis macrochirus) / 1981
Effects of flue gas cleaning waste on groundwater quality and soil characteristics / 1979
Effects of Linear Flow Velocity and Residence Time on the Retention of Non-Polar Aqueous Organic Analytes by Cartridges of Tenax-GC. 1982
Effects of Marine Benthos on Physical Properties of Sediments: A Successional Prospective. 1983
Effects of Oxygen Demand on Surface Reaeration. 1970
Effects of pH, Solid/Solution Ratio, Ionic Strength, and Organic Acids on Pb and Cd Sorption on Kaolinite. 1991
Effects of phosphate mineralization and the phosphate industry on Radium-226 in ground water of central Florida / 1977
Effects of Recent and Past Phosphate Fertilization on the Amount of Phosphorus Percolating Through Soil Profiles into Subsurface Waters. 1971
Effects of Repeated Ammonium Sulfate Applications on Soil Leachate Chemistry on the Fernow Experimental Forest in West Virginia, USA. 1992
Effects of selected inorganic coal-gasification constituents on aquatic life an annotated bibliography / 1983
Effects of Selected Water Toxicants on the in vitro Activity of Fish Carbonic Anhydrase. 1975
Effects of sewage sludge on the cadmium and zinc content of crops / 1981
Effects of sludge irrigation on three Pacific Northwest forest soils / 1980
Effects of SO2 on a grassland : a case study in the Northern Great Plains of the United States / 1984
Effects of sulfuric acid rain on two model hardwood forests : throughfall, litter leachate, and soil solution / 1980
Effects of suspended sediments on penetration of solar radiation into natural waters : final report / 1983
Effects of Synfuel Use. 1981
Effects of temperature and pressure on particle collection mechanisms : [microfiche] : theoretical review / 1984
Effects of the disposal of coal waste and ashes in open pits / 1978
Effects of Thermal and Environmental Exposure on the Mechanical Properties of Graphite/Polyimide Composites. 1971
Effects of thermal discharges on physico-chemical processes and water quality : Vistula River, Poland / 1977
Effects of Trace Organics in Sewage Sludges on Soil-Plant Systems and Assessing Their Risk to Humans. 1987
Effects of variable hardness, pH, alkalinity, suspended clay, and humics on the chemical speciation and aquatic toxicity of copper 1986
Effects of Waste Discharges on Water Quality of the Cache La Poudre and South Platte Rivers, Greeley Area. 1972
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