Search Results for the EPA National Library Catalog

Items Found: 417
Showing: Items 251 - 300
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Natural gas and national policy: a linear programming model of North American natural gas flows. 1973
Natural radioactivity in geothermal waters, Alhambra Hot Springs and nearby areas, Jefferson County, Montana / 1977
Natural resources and economic development in Central America : a regional environmental profile : executive summary / 1987
Natural resources and economic development in Central America a regional environmental profile / 1987
Ninth biennial report under the Great Lakes Water Quality Agreement of 1978 : to the governments of the United States and Canada and the state and provincial governments of the Great Lakes Basin / 1998
NIOSH current intelligence bulletin reprints : bulletins 19-30 for 1978 / 1979
Nonparametric and distribution-free methods for the social sciences / 1977
Northern bobwhite : Colinus virginianus / 1999
Northern lights against POPs : combatting toxic threats in the Arctic / 2003
NPDES permit handbook 1992
Numerical models of the urban atmosphere. 1972
Ohio stream management guide : "who owns Ohio's streams?". 1992
Ohio stream management guide : eddy rocks and the importance of in-stream structure. 2001
Ohio stream management guide : stream debris and obstruction removal, a proactive landowner's guide to maintaining a free-flowing stream. 2005
Oil in Scottish waters / 1973
Opportunities in biotransformations 1990
Past distribution and current status of the spotted frog (Rana pretiosa) in western Washington : 1989 progress report / 1990
PCBs : are they harmful? / 1987
Phenotypic variation in populations relevance to risk assessment / 1988
Phosphate precipitation with ferrous iron / 1971
Phosphate removal from wastewaters using lanthanum precipitation / 1970
Phosphorus cycling in a periphyton-dominated freshwater wetland / 1997
Pilot scale investigation of a venturi-type contractor for removal of SO2 by the limestone wet-scrubbing process / 1971
Pilot scale up of processes to demonstrate utilization of pulverized coal flyash modified by the addition of limestone-dolomite sulfur dioxide removal additives. 1971
Political Economy of a Corps of Engineers Project Report: The Delmarva Waterway. 1972
Pollution and the struggle for the world product : multinational corporations, environment, and international comparative advantage / 1988
Pollution prevention and waste minimization in laboratories / 1996
Polychlorinated Biphenyls and Other Organic Chemical Residues in Fish from Major United States Watersheds near the Great Lakes, 1978. 1981
Polychlorinated Chemical Residues in Fish from Major Watersheds Near the Great Lakes, 1979. 1983
Powdered activated carbon addition to biological reactors. 1976
Practical guide for microscope use and care 1998
Predicting the Acute Toxicity of Copper in Freshwater Sediments: Evaluation of the Role of Acid-Volatile Sulfide. 1993
Prediction of Bioaccumulation of Metals from Contaminated Sediments by the Oligochaete, 'Lumbriculus variegatus'. 1994
Preliminary digital model of ground-water flow in the Madison Group, Powder River Basin and adjacent areas, Wyoming, Montana, South Dakota, North Dakota, and Nebraska / 1976
Preliminary emissions assessment of conventional stationary combustion systems / 1976
Pricing of Industrial Wastewater Treatment Services. 1973
Problems of executive reorganization: the Federal Environmental Protection Agency, 1971
Problems of Executive Reorganization: The Federal Environmental Protection Agency. 1971
Procedure and Case Study Demonstrations for Evaluating the Cost of Thermal Effluent Control for Proposed Steam-Electric Generating Units. 1972
Procedure for Estimating Costs of Thermal Effluent Modifications for Existing Steam-Electric Generating Stations. 1972
Procedures for ecological site inventory with special reference to riparian-wetland sites / 1992
Proceedings / 1979
Proceedings : Symposium on the Use of Fabric Filters for the Control of Submicron Particulates (April 8-10, 1974, Boston, Massachusetts) / 1974
Proceedings : Symposium on the Use of Fabric Filters for the Control of Submicron Particulates (April 8-10, 1974, Boston, Massachusetts) / 1974
Proceedings second international conference on managing hazardous air pollutants, 1993 : July 15-19, 1993, Washington, DC / 1993
Protection of the waters of the Great Lakes : final report to the governments of Canada and the United States. 2000
Public administration review. 1940
Public opinions and actions : report C of the Household Hazardous Waste Disposal Project / 1982
Public priorities for Great Lakes research / by the Great Lakes Basin Commission, Leonard T. Crook, principal investigator. 1975
Pulmonary macrophage and epithelial cells proceedings of the Sixteenth Annual Hanford Biology Symposium at Richland, Washington, September 27-29, 1976 / 1977
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