Search Results for the EPA National Library Catalog

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Showing: Items 1751 - 1800
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Select Item Title Year Published
IJC Menomonee River Watershed Study: Dispersibility of Soils and Elemental Composition of Soils, Sediments, and Dust and Dirt from the Menomonee River Watershed. Volume 6. 1979
Illinois 2002 Section 303 (d) List. 2003
Illinois Lake Management Program Act Administrative Framework Plan. 1992
Illinois Water Data Catalog Report, 1985. 1985
Illinois Water Quality Report, 1982-1983. 1984
Illinois Water Quality Report, 1984-1985. 1986
Illinois Water Quality Report, 1986-1987. 1988
Illinois Water Quality Report, 1988-1989. 1990
Illinois Water Quality Report, 1992-1993. Volume 1. 1994
Illinois Water Quality Report, 1992-1993. Volume 2. 1994
Illinois Water Quality Report, 1994-1995. Volume 1. 1996
Illinois Water Quality Report, 1994-1995. Volume 2. 1996
Illinois Water Quality Report, 2000. 2000
Illinois Water Quality: Summary of Comparative Survey. 1985
Illinois, Indiana, Michigan, Minnesota, Ohio, Wisconsin : highlights together '78, October 1, 1977 to December 31, 1978. 1978
Illustrated field guide for the classification of sea lamprey attack marks on Great Lakes lake trout / 1979
Impact of aquatic plants and their management techniques on the aquatic resources of the United States an overview. {microfrom} 1982
Impact of Broadly Applied Effluent Phosphorus Standards on Eutrophication Control. 1978
Impact of flow regulation and powerplant effluents on the flow and temperature regimes of the Chattahoochee River, Atlanta to Whitesburg, Georgia 1979
Impact of surface water acidification on commercially and recreationally important salmonid fishes : effects on reproductive success and recruitment / 1984
Impact of the Great Lakes on the region's economy / 1984
Impact of the St. Lawrence Seaway on the Upper Midwest 1963
Impact of urbanization on New England lakes an experiment in regional interdisciplinary research to assist lake management efforts / 1977
Impacts of airborne pollutants on wilderness areas along the Minnesota-Ontario border / 1980
Impacts of changing land use / 1997
Impacts of forest management practices on the aquatic environment, phase III : final report. 1976
Impacts of sediment and nutrients on biota in surface waters of the United States / 1979
Implementation of the "National Pollutant Discharge Elimination System" / 1973
Implementation of the Federal Water Pollution Control Act, 1977 : (thermal pollution and other water impacts from steam electric power generation) : hearings before the Subcommittee on Investigations and Review of the Committee on Public Works and Transportation, U.S. House of Representatives, Ninety-fifth Congress, first session, April 19, 20, 21, 1977. 1977
Implementation of the United States/Canada Great Lakes Water Quality Agreement : hearing before the Subcommittee on Investigations and Oversight of the Committee on Public Works and Transportaion, House of Representatives, One Hundredth Congress, first session, March 3, 1987. 1987
Implementing Indicators 2003 : A Technical Report / 2003
Implications of a Gradient in Acid and Ion Deposition across the Northern Great Lakes States. 1985
Improved communication of Great Lakes water level information / 1993
Improved Technique for Estimating Mean Depths of Lakes. 1983
Improving operation and maintenance of municipal wastewater treatment plants in the Great Lakes basin : an opinion paper derived from the Canada-United States Great Lakes Workshop on Operation and Maintenance of Municipal Wastewater Treatment Plants, held in Itasca, Illinois, USA, on March 15-17, 1978. 1978
Improving the effectiveness of Great Lakes research : white paper / 1996
Improving Water Quality through the South Dakota Oakwood Lakes-Poinsett Rural Clean Water Program, Project Summary 1991
in situ Evaluation of Nutrient Effects in Lakes. 1973
In-situ Benthic Respirometer. 1965
Index to Evaluate Lake Restoration. 1980
Index to Great Lakes research, 1953-1998 [electronic resource]. 1999
Index to limnological data for southcentral Alaska lakes 1987
Indexing Minnesota fish lakes relative to potential susceptibility to acidic deposition / 1984
Indian rock paintings of the Great Lakes, 1967
Indiana lake classification system and management plan. 1970
Indicators to evaluate progress under the Great Lakes Water Quality agreement 1996
Induced Aeration of Small Mountain Lakes. 1970
Induced Air Mixing of Large Bodies of Polluted Water. 1970
Induced hypolimnion aeration for water quality improvement of power releases / 1970
Induced Hypolimnion Aeration for Water Quality Improvement of Power Releases. 1970
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