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Search Results for the EPA National Library Catalog
Items Found: 1987
Showing: Items 1951 - 1987
Your Search: (SUBJECT=ecosystems)
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Title
Year Published
1951
Water Quality Research Program Multi-Year Plan.
2003
1952
Water-quality monitoring in the United States : 1993 report of the Intergovernmental Task Force on Monitoring Water Quality /
1994
1953
Watershed 93 : a national conference on watershed management : proceedings, March 21-24, 1993, Alexandria, Virginia.
1994
1954
Watershed Health Assessment Tools Investigating Fisheries WHAT IF Version 2, A Manager's Guide to New Features.
2006
1955
Watershed Planning in the Albemarle-Pamlico Estuarine System. Report 6 - Use of Information Systems for Developing Subbasin Profiles.
1993
1956
Watershed sensitivity measurement strategy for identifying resources at risk from acidic deposition /
1984
1957
Watersheds as the Basic Ecosystem: This Conceptual Framework Provides a Basis for a Natural Classification System.
1980
1958
West Jackson County, Mississippi : constructed wetland treatment system case history.
1993
1959
Western Airborne Contaminants Assessment Project Final Report: Volume 2. The Fate, Transport, Ecological Impacts of Airborne Contaminants in Western National Parks (USA), Appendices.
2008
1960
Wetland and riparian restoration : taking a broader view : contributed papers and selected abstracts, Society for Ecological Restoration International Conference, September 14-16, 1995, Seattle, Washington /
1997
1961
Wetland treatment systems : a case history : the Lakeland wetland treatment system.
1993
1962
Wetland treatment systems : a case history : the Orlando Easterly Wetlands Reclamation Project.
1993
1963
Wetlands and lakes as nitrogen traps. Research programme for the period 1 July 1990 - 30 June 1994.
1991
1964
Wetlands as a part of reuse and disposal : Las Gallinas Valley Sanitary District.
1993
1965
Wetlands detection methods investigation /
1991
1966
Wetlands from wastewater : the Hayward Marsh expansion project.
1993
1967
Wetlands protection act ; 310 CMR 10.00.
2000
1968
Wetlands protection.
1988
1969
Wetlands research plan, November, 1985 /
1986
1970
Wetlands: Characteristics and Boundaries.
1995
1971
What can biological monitoring tell us about the environmental health of aquatic ecosystems /
1989
1972
What is the potential of forest management to slow the increase of atmospheric CO2? /
1992
1973
What Progress in Improving Water Quality?
1993
1974
Where mountains are nameless : passion and politics in the Arctic National Wildlife Refuge : including the story of Olaus and Mardy Murie /
2005
1975
Wild Trout IV: Proceedings of the Symposium. Held in Yellowstone National Park on September 18-19, 1989.
1989
1976
Wildlife exposure factors handbook.
1993
1977
Workshop : application of microcosms for assessing the risk of microbial biotechnology products /
1992
1978
Workshop on Coral Bleaching, Coral Reef Ecosystems and Global Change: Report of Proceedings. Held in Miami, Florida on June 17-21, 1991.
1991
1979
Workshop on Innovative Technologies for Treatment of Contaminated Sediments : June 13-14, 1990 : summary report /
1990
1980
Workshop on Monitoring the Effects of UV-B Radiation. Held in Washington, D.C. on June 21-23, 1989.
1990
1981
Workshop on the use of available data and methods for assessing the ecological risks of 2,3,7,8-tetrachlorodibenzo-p-dioxin to aquatic life and associated wildlife.
1994
1982
Workshop report on characterizing ecological risk at the watershed scale, July 7-8, 1999, Arlington, VA.
2000
1983
Workshop report on the application of 2,3,7,8-TCDD toxicity equivalence factors to fish and wildlife.
2001
1984
World of fresh water : a resource for studying issues of freshwater research /
1997
1985
Year of the Ocean: Discussion Papers, March 1998.
1998
1986
Zoomicrobial Indicators of Water Pollution.
1972
1987
Zooplankton Population Dynamics in Experimentally Toxified Pond Ecosystems.
1991
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