Search Results for the EPA National Library Catalog

Items Found: 290
Showing: Items 151 - 200
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Great Lakes Basin Commission : 1977 annual report. 1977
Great Lakes Basin Commission : 1978 annual report. 1979
Great Lakes Basin Commission : 1979 annual report. 1980
Great Lakes Basin Commission : 1980 annual report. 1981
Great Lakes Basin Commission : 1981 annual report. 1981
Great Lakes Basin Commission : annual report, fiscal year ending June 30,1973. 1973
Great Lakes connection State of the Great Lakes 1990-91 / 1990
Great Lakes Science Advisory Board : 1991 report to the International Joint Commission. 1991
Great Lakes Science Advisory Board : 1993 report to the International Joint Commission. 1993
Great Lakes trends : into the new millennium / 2000
Great lakes unified ecosystem studies : a plan for understanding large aquatic ecosystems. 1988
Guidance document on testing procedures for pesticides in freshwater static mesocosms : from the workshop "A Meeting of Experts on Guidelines for Static Field Mesocosm Tests" held at Monks Wood Experimental Station, Abbotts Ripton, Huntingdon, UK : 3-4 July 1991. 1991
Guide to using 1995 Maryland biological stream survey data 1997
Habitat classification and inventory methods for the management of Oregon estuaries / 1979
Habitat structure the physical arrangement of objects in space / 1991
Handbook of ecosystem theories and management / 2000
Handbook of environmental and ecological modeling 1995
Hawaii, the islands of life : the Nature Conservancy of Hawaii / 1999
Hood Canal--splendor at risk / 1991
Human choice and climate change : the societal framework / 1998
Human ecology : basic concepts for sustainable development / 2001
Human well-being values of environmental flows : enhancing social equity in integrated water resources management / 2007
Identifying regional water quality patterns and their relationships with terrestrial ecosystems and fish distributions 1986
Impact of chlorine/ammonia on ecosystem structure and function in experimental streams. [Microfiche]. 1988
Impact of coal-fired power plant on lead levels in a high plains biome / 1977
Impacts of sediment and nutrients on biota in surface waters of the United States / 1979
Individual-based modeling and ecology / 2005
Introduction to quantitative ecology 1974
Inventory and monitoring of wildlife habitat / 1986
Investigations of Pribilof marine ecosystem, second year : study on marine ecosystem in the vicinity of the Pribilof Islands for general ecological valuation and elucidation of the most valuable ecological zones : monitoring of the seabirds populations. 1994
Journal of aquatic ecosystem health. 1992
Journal of aquatic ecosystem stress and recovery. 1997
Journal of geophysical research. 1949
Landscape restoration handbook / 1993
Level III and IV ecoregions of Pennsylvania and the Blue Ridge Mountains, ridge and valley, and central Appalachians of EPA region 3 1995
Level III and IV ecoregions of Pennsylvania and the Blue Ridge Mountains, the central Appalachian Ridge and valley, and the central Appalachians of Virginia, West Virginia, and Maryland / 1996
Linking species & ecosystems 1995
Long-term changes in coastal benthic communities : proceedings of a symposium, held in Brussels, Belgium, December 9-12, 1985 / 1987
Macrolevel ecosystem models in relation to man : a preliminary analysis of concepts and approaches / 1972
Maryland biological stream survey : ecological assessment of non-tidal streams sampled in 1996 / 1998
Maryland biological stream survey : ecological status of non-tidal streams in six basins sampled in 1995 / 1997
Maryland biological stream survey design report 1993
Maryland biological stream survey sampling manual / 1994
Maryland biological stream survey, round three field sampling manual / 2010
Maximum utilization of water resources in a planned community : contributions of refractory compounds by a developing community / 1980
Methods to assess the effects of chemicals on ecosystems / 1995
Minnesota's natural heritage : an ecological perspective / 1995
Modeling of chlorinated paraffins in three aquatic ecosystems : Draft / 1985
Molecular ecology of aquatic communities 1999
Monitoring assessment of long-term changes in biological communities in the Santa Maria Basin, phase III : final year one report / 1993
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