Search Results for the EPA National Library Catalog

Items Found: 496
Showing: Items 301 - 350
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Phosphorus Release from Lake Sediments. 1973
Photosynthetic Reaeration in the Upper Passaic River. 1972
Physical and Chemical Properties of the Coastal Waters of Georgia. 1973
Physical Oceanographic Investigation of Massachusetts and Cape Cod Bays. Report to the Massachusetts Bays Program. 1992
Phytoplankton and Zooplankton in Lakes Erie, Huron and Michigan: 1984. Volume 1. Interpretive Report. 1987
Phytoplankton composition and abundance in Lake Ontario during IFYGL / 1975
Phytoplankton composition and abundance in southern Lake Huron / 1980
Phytoplankton Modeling in the Embayments of Lakes. 1983
Pilot scale study of acid mine drainage / 1971
Plankton Diatom Assemblages in Lake Michigan. 1969
Plankton of the Strait of Juan de Fuca, 1976-1977 / 1980
Pollution as a result of fish cultural activities / 1973
Pollution Studies of the Regional Ogallala Aquifer at Portales, New Mexico. 1972
Pollution Studies of the Regional Ogallala Aquifer at Portales, New Mexico. 1972
Potential for Eutrophication and Nuisance Algal Blooms in the Lower Neuse River Estuary. 1990
Power plant stack plumes in complex terrain : data analysis and characterization of plume behavior / 1980
Practical Guide to Water Quality Studies of Streams. 1969
Practical Problems Reducing Radon in Houses: Practical Problems Encountered During Efforts to Reduce Radon Concentration in Houses. 1988
Practical, Multipurpose Urban Diffusion Model for Carbon Monoxide. 1970
Precipitation Characteristics of the Northern New Jersey, New York City Metropolitan Area. 1972
Prediction by Numerical Models of Transport and Diffusion in an Urban Boundary Layer. Volume I. 1971
Prediction of Seasonal-Low Streamflow Quantities. 1971
Prediction of Solar and Atmospheric Radiation for Energy Budget Studies of Lakes and Streams. 1970
Principal Component Analysis of SO4(2-) Precipitation Concentrations over the Eastern United States. 1989
Proceedings of the Conference on MTBE and Other Oxygenates: A Research Update. Held in Falls Church, Virginia on July 26-28, 1993. 1995
Proceedings of the radon diagnostics workshop, April 13-14, 1987 / 1989
Proceedings: Integrated Research Planning Meeting for Gulf of Mexico Estuaries. Held in Gulf Breeze, Florida on November 2-3, 1993. 1994
Production and release of plant material in brackish and freshwater wetlands / 1981
Production cycles in aquatic microcosms / 1977
Production of Carbon Monoxide by the Homogeneous NOx-Induced Photooxidation of Volatile Organic Compounds in the Troposphere. 1991
Providence--Pawtucket, New Bedford, Fall River Air Pollutant Emission Inventory. 1969
Pulmonary Function, Airway Responsiveness, and Respiratory Symptoms in Asthmatics Following Exercise in NO2. 1990
RACT for the use of cutback asphalts in road construction and maintenance : Enforcement implications and equipment changes / 1980
Rainfall Climatology of Hilo, Hawaii. 1972
Rainfall data analysis using the gamma distribution function / 1991
Recent Variations in Course and Regimen, Kansas River and Nearby Reaches of Missouri River. 1970
Recreational Use of an Oklahoma Scenic River Bisected by a Flood Control-Hydroelectric Impoundment (Revised). 1972
Reductions of Enteric Microorganisms during Aerobic Sludge Digestion. 1990
Regional air pollution study : high volume filter measurements of suspended particulate matter / 1979
Reno Metropolitan Area Air Pollutant Emission Inventory. 1970
Reproductive Ecology of the Inland Silverside, 'Menidia beryllina', (Pisces: Atherinidae) from Blackwater Bay, Florida. 1992
Reranking of Area Sources in Light of Seasonal/Regional Emission Factors and State/Local Needs. 1989
Resource Seasonality and Fish Diets in an Illinois Stream. 1982
Response of Microorganisms to Hot Crude Oil Spills on a Subarctic Taiga Soil. 1978
Response of Peritrichous Ciliates in Fouling Communities to Seawater-Accommodated Hydrocarbons. 1982
Response of surface water chemistry to the Clean Air Act Amendments of 1990. 2003
Results of Ocean Diffusion and Biological Studies of the Hollywood, Florida, Ocean Outfall / 1976
Retension and Transformation of Selected Pesticedes and Phosphorus in Soil-Water Systems: A Critical Review. 1982
Retrospective Analysis of the Response of Saginaw Bay, Lake Huron, to Reductions in Phosphorus Loadings. 1983
Risk Equivalent Seasonal Waste Load Allocation. 1989
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