Search Results for the EPA National Library Catalog

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Select Item Title Year Published
Numerical simulation analysis of the interaction of lakes and ground water / 1976
Numerical weather and climate prediction / 2010
Nutrient and trace element uptake and spiraling in perennial and intermittent Texas streams / 1989
Nutrient Indicator Models for Determining Biologically Relevant Levels A case study based on the Corn Belt and Northern Great Plain Nutrient Ecoregion / [electronic resource] : 2012
Nutrient removal from cannery wastes by spray irrigation of grassland / 1969
Nutrient removal from cannery wastes by spray irrigation of grassland / 1969
Nutrients for bacterial growth in drinking water : bioassay evaluation / 1990
Nutrients for bacterial growth in drinking water : bioassay evaluation / 1989
Object-Based Image Analysis Spatial Concepts for Knowledge-Driven Remote Sensing Applications / [electronic resource] : 2008
Occupational and environmental pesticide exposure study in South Florida / 1977
Occupational and environmental pesticide exposure study in South Florida / 1975
Occurence and characteristics of ground water in Montana (preliminary - subject to revision) 1982
Occurrence and characteristics of ground water in the Powder River Basin, Wyoming / 1981
Occurrence and Characteristics of Ground Water in the Powder River Basin, Wyoming. Volume 1-A 1981
Occurrence and Characteristics of Ground Water in the Powder River Basin, Wyoming. Volume 1-B 1981
Occurrence and potential adverse effects of semivolatile organic compounds in streambed sediment, United States, 1992-1995 2001
Occurrence of pesticides, nitrate, volatile organic compounds, and trace elements in ground water and streams, southeastern Missouri, 1986-87 1988
Occurrence of Trihalomethane compounds in Salt Lake City and Ogden, Utah, drinking water supplies 1981
Occurrence, chemical quality and use of ground water in the Tabulbah area, Tunisia 1966
Ocean resources and public policy 1973
Off-site costs of soil erosion : proceedings of a symposium held in May 1985 1986
Oil and dispersant toxicity testing : proceedings of a Workshop on Technical Specifications held in New Orleans, January 17-19, 1989 / 1989
Oil and gas fields of Colorado statistical data through 1996 / 1999
Oil and gas map of Wyoming 1984 / 1984
Oil exploration and development in the North Dakota Williston Basin : 1988-1989 update / 1990
Oil exploration and development in the North Dakota Williston Basin : 1990-1991 update / 1992
Oil exploration and development in the North Dakota Williston Basin : 1992-1993 update / 1995
Oil recovery system using sorbent material / 1973
Oil Recovery System Using Sorbent Material. 1973
On and off the record : Colosi on negotiation / 1993
On sensory evaluation of odorous air pollutant intensities. Measurements of odor intensity in the laboratory and in the field with special reference to efficients of sulfate pulp factories. 1970
On techniques to value the impact of environmental hazards on children's health / 2002
On the measurement of job risk in hedonic wage model / 2003
On the Use of Indices in Aquatic Toxicological Hazard Assessment. 1981
On-Road NOx Emission Rates from 1994-2003 Heavy-Duty Diesel Trucks / 2008
Onsite control of sedimentation utilizing the modified block-cut method of surface mining / 1977
Operation manual for automatic dichotomous samplers : application to Beckman dichotomous samplers / 1981
Operation of Abernathy Channel for incubation of salmon eggs / 1968
Operational aspects of granular activated carbon adsorption treatment / 1978
Operational results for the Piscataway model 5 mgd AWT plant / 1978
Operations manual : sludge handling and conditioning / 1978
Operations research in water quality management : final report to Bureau of State Services, Division of Water Supply and Pollution Control, Public Health Service, Department of Health, Education and Welfare {under} Contract PH86-62-140. 1963
Ophthalmic pathology : a concise guide / 2013
Opportunities in the nutrition and food sciences : research challenges and the next generation of investigators / 1994
Optimizing phosphorus control strategies for the Great Lakes Basin a linear programming approach / 1980
Optimizing the resources for water management proceedings of the 17th annual national conference / 1990
Optimizing Windows 3.1 / 1992
Options to reduce high volume freshwater flows to the St. Lucie and Caloosahatchee estuaries and move more water from Lake Okeechobee to the Southern Everglades [electronic resource] / 2015
Oral Toxicity of Mirex in Adult and Suckling Rats, with Notes on the Ultrastructure of Liver Changes. 1970
Oral Toxicity of Mirex in Adult and Suckling Rats, With Notes on the Ultrastructure of Liver Changes. 1970
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