Search Results for the EPA National Library Catalog

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Select Item Title Year Published
Heavy metal complexation with naturally occurring organic ligands in wetland ecosystems / 1981
HEEPS and HEAS : what are they? / 1987
Help protect our Great Lakes! 1995
Help yourself : a discussion of erosion problems on the Great Lakes and alternative methods of shore protection : general information pamphlet. 1978
Hemal changes in acid exposed fathead minnows and longnose dace. 1971
Heterotrophic Bacteria of the Freshwater Neuston and Their Ability to Act as Plasmid Recipients under Nutrient Deprived Conditions. 1991
Highlights of background papers / 1996
Histochemical and cytophotometric assay of acid stress in freshwater fish / 1971
Histology and DNA cytophotometry of the pancreas in acid exposed brook trout (Salvelinus fontinalis). 1970
Historical basis for limits on Lake Superior water level regulations 1988
Historical overview of the freshwater inflow and sewage treatment plant discharges to the Potomac River estuary with resultant nutrient and water quality trends 1981
Historical Synopsis of Great Lakes Water Quality Research and Management, and Future Directions. 1988
Historical, physical, and chemical limnology of Twin Lakes, Colorado 1977
History of the Great Lakes. 1972
Homogeneity analysis of seasonal mean temperature series at 25 stations around the Great Lakes / 1981
Household Decision Processes in the Purchase and Use of Reservoir Recreation Land. 1971
How an estuary changed into a freshwater lake the water management of Lake Volkerak/Zoom : technical meeting 50, Roosendaal, The Netherlands, 4 June 1992 / 1992
How Much Acidification Has Occurred in Adirondack Region Lakes (New York, USA) since Preindustrial Times. 1992
How the oil sands got to the Great Lakes Basin : pipelines, refineries and emissions to air and water / 2008
Human exposure routes to selected persistent toxic chemicals in the Great Lakes Basin : a case study 1986
Human health risks from chemical exposure : the Great Lakes ecosystem / 1991
Hydraulics of river ice 1985
Hydrodynamic distribution of pathogens in lakes and reservoirs / 2005
Hydrogeologic study of the fresh water aquifer and deep geologic formations of Sarnia, Ontario. report prepared for Ontario Ministry of the Environment, Detroit/St. Clair/St. Mary's Rivers Project / 1989
Hydrograph controlled release : state of the art / 1980
Hydrograph Controlled Release Lagoons: Update For A Promising Technology, Volume 2, Appendices 1987
Hydrologic and Chemical Characteristics of Darkwater, Clearwater and Acidic Lakes in the United States. 1987
Hydrologic and mining data from an area of underground coal mining in Garrett County, Maryland 1988
Hydrologic Control of Lake Susceptibility to Acidification. 1983
Hydrologic Models of the Great Lakes. 1974
Hydrological model project : final report PLUARG Task C, phase II, agricultural watershed studies, project 1.15 / 1978
Hydrological, morphometrical, and biological characteristics of the connecting rivers of the international Great Lakes : a review / 1988
Hydrology of central Florida lakes : a primer / 1998
Hydrology of the Great Lakes. Report of the engineering board of review of the sanitary district of Chicago on the lake lowering controversy and a program of remedial measures. Part III- Appendix II; 1927
Hydrophysical characteristics of Great Lakes tributary drainage, Canada 1974
Hypolimnetic flow regimes : in lakes and impoundments / 1974
Hypolimnion Reaeration of Small Reservoirs and Lakes. 1972
I.P.A.H.G.E.I.S. directory of U. S. and Canadian sources of environmental information in the Great Lakes basin 1978
Ice and power / 1970
Ice and weather information system for the Great Lakes winter navigation season program, 1974-1975 . 1974
Ice blockage of water intakes / 1979
Ice marking and monitoring in the Saint Lawrence Seaway system : final report / 1973
Ice navigation 0
Ice thickness and stratigraphy at nearshore locations on the Great Lakes (English units). 1978
Ice thickness and stratigraphy at nearshore locations on the Great Lakes (metric units) / 1978
Identification of larval fishes of the Great Lakes basin with emphasis on the Lake Michigan drainage 1982
Identification of organic compounds in Great Lakes fishes by gas chromatography/mass spectrometry, 1977 1982
Identification of Polychlorinated Planar Chemicals in Fishes from Major Watersheds Near the Great Lakes. 1984
Identification of sources contributing to the contamination of the Great Waters by toxic compounds / 1993
IFYGL bulletin. 1972
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