Search Results for the EPA National Library Catalog

Items Found: 1988
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Select Item Title Year Published
Northern Great Plains Resource Program, Surface Resources Work Group. Regional Profile. 1974
Notes and Lectures from Sanitary Engineering Training Course in Stream Sanitation Practices. 1948
Novel Methods for Tracking 'Agrobacterium Radiobacter' k84 and Plasmid-Borne Genes in Agricultural Ecosystems. 1991
NPDES compliance monitoring inspector training module : biomonitoring. 1990
Numerical Model for Three-Dimensional Hydrodynamic Transport: Documentation of the Computer Program. 1987
Numerical Model for Three-Dimensional, Variable-Density Hydrodynamic Flows: Documentation of the Computer Program. 1987
Numerical Models for Predicting Watershed Acidification. 1989
Nutrient Content of Rural Runoff in the Upper Wabash River Basin. 1968
Nutrient Control in the Chesapeake Bay: A Statement Issued by the Scientific and Technical Advisory Committee (STAC), Chesapeake Bay Program. 1986
Nutrient Criteria For Florida Lakes: A Comparison of Approaches. 2002
Nutrient Cycling in Terrestrial Ecosystems [electronic resource] / 2007
Observation and Ecology Broadening the Scope of Science to Understand a Complex World / [electronic resource] : 2012
Office of Wastewater Management 2011 Annual Report. 2012
Office of Wetlands, Oceans and Watersheds (OWOW) 2007 Annual Report. 2008
Office of Wetlands, Oceans and Watersheds : 2008 annual report. 2009
Ohio Basin Region. Summary Statement. Position on Thermal Pollution within the Ohio River Basin. 1968
Ohio Stream Regionalization Project: A Compendium of Results. 1988
Oil and Emulsion Toxicity in Marine Birds: Short and Long Term Effects of Reproductive Success. 1988
Old-Growth Forests Function, Fate and Value / [electronic resource] : 2009
Oligohaline Areas in Tampa Bay Tributaries: Spatial Extent and Species Lists. 1992
One Earth, One Future: Our Changing Global Environment. 1990
Open space as an air resource management measure ... / 1976
Open Space as an Air Resource Management Measure. Volume IA: Appendix to Sink Factors. 1976
Opportunities in Applied Environmental Research and Development. 1991
Opportunities to use remote sensing in understanding permafrost and related ecological characteristics : report of a workshop / 2014
Optimum Macrobenthic Sampling Protocol for Detecting Pollution Impacts in the Southern California Bight. 1994
Oregon's living landscape : strategies and opportunities to conserve biodiversity / 1998
Organic Acidity in Maine (U.S.A.) Lakes and in HUMEX Lake Skjervatjern (Norway). 1991
Organic Farming, Pest Control and Remediation of Soil Pollutants Organic farming, pest control and remediation of soil pollutants / [electronic resource] : 2010
Over and under the pond / 2017
Overview of Case Studies on Recovery of Aquatic Systems from Disturbance. 1990
Overview of EPA authorities for natural resource managers developing aquatic invasive species rapid response and management plans / 2005
Overview of Selected U.S. Environmental Protection Agency Ecological Research in the Prairie Pothole and Pacific Northwest Regions. 1995
Overview of USEPA/Clear Lake Erie Sediment Oxygen Demand Investigations during 1979. 1987
Oxidant air pollution impact to the forests of eastern United States : a literature review / 1979
Oxidant air pollution impact to the forests of eastern United States : a literature review / 1979
Oyster Reef Restoration Project for the City of Dover. A Final Report to the New Hampshire Estuaries Project. 2006
Ozone and Natural Systems: Understanding Exposure, Response, and Risk. 2001
Ozone and Other Photochemical Oxidants. Volume 2 (Chapters 8-15). 1976
Pacific Northwest Nitrogen and Sulfur Deposition Critical Loads Workshop. Workshop Summary Report. 2006
Papers presented at the Human Ecology Symposium Held at Warrenton, Virginia in November 24-27, 1968. 1968
Part I. A Conceptual Model for a Terrestrial Ecosystem Perturbed with Sewage Effluent, with Special Reference to the Michigan State University Water Quality Management Project. Part II. A Personalized Bibliographic Retrieval Package for Resource Scientists. 1973
Partitioning of No. 2 Fuel Oil in Controlled Estuarine Ecosystems, Sediments and Suspended Particulate Matter. 1980
PATCH: A Spatially Explicit Life History Simulator for Terrestrial Vertebrates. 1997
Peatlands of the Western Guayana Highlands, Venezuela Properties and Paleogeographic Significance of Peats / [electronic resource] : 2011
Peer review workshop report on ecological risk assessment issue papers. 1994
Penobscot River and Environmental Contaminants: Assessment of Tribal Exposure through Sustenance Lifeways. 2015
Permafrost Ecosystems Siberian Larch Forests / [electronic resource] : 2010
Persistence in model ecosystems / 1982
Persistence of a Surrogate for a Genetically Engineered Cellulolytic Microorganism and Effects on Aquatic Community and Ecosystem Properties: Mesocosm and Stream Comparisons. 1993
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