Search Results for the EPA National Library Catalog

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National surface water survey : eastern lake survey (phase I - synoptic chemistry) analytical methods manual / 1986
National surface water survey : national stream survey, phase I--pilot survey / 1986
National Surface Water Survey: Eastern Lake Survey (Phase 1 - Synoptic Chemistry). Quality Assurance Plan. 1986
Nitrogen bounding study : methods for estimating the relative effects of sulfur and nitrogen deposition on surface water chemistry. 1995
NOAA ocean and Great Lakes acidification : research plan highlights / 2010
NOAA ocean and Great Lakes acidification research plan / 2010
Numerical Models for Predicting Watershed Acidification. 1989
Occurrence of Acid Precipitation on the West Coast of the United States. 1981
Ocean acidification : a national strategy to meet the challenges of a changing ocean / 2010
Oocyte Atresia and Reproductive Success in Fathead Minnows ('Pimephales promelas') Exposed to Acidified Hardwater Environments. 1989
Organic Acidity in Maine (U.S.A.) Lakes and in HUMEX Lake Skjervatjern (Norway). 1991
Organic Carbon Fractions in Extracts of O and B Horizons from a New England Spodosol: Effects of Acid Treatment. 1989
Osmoregulatory Failure and Death of First-Year Largemouth Bass 'Micropterus salmoides' Exposed to Low pH and Elevated Aluminum, at Low Temperatures in Soft Water. 1992
Oxidation and Acidification of Anaerobic Sediment-Water Systems by Autoclaving. 1993
Paleoecological analysis of lake acidification trends in North America and Europe using diatoms and chrysophytes 1989
Partitioning of the Sulfate Budget into Gas and Aqueous-Phase Components in the Regional Acid Deposition Model (RADM). 1991
Perspectives on Environmental Monitoring: An Introduction to the U.S. EPA Long-Term Monitoring (LTM) Project. 1993
pH Buffering in Forest Soil Organic Horizons: Relevance to Acid Precipitation. 1986
pH-Dependent Toxicity of Cd, Cu, Ni, Pb and Zn to 'Ceriodaphnia dubia', 'Pimephales promelas', 'Hyalella azteca' and 'Lumbriculus variegatus'. 1993
Photo-oxidants, acidification and tools : policy applications of EUROTRAC results : the report of the EUROTRAC application project / 1997
PIRLA 2 Project: Regional Assessment of Lake Acidification Trends. 1990
PIRLA DBMS Quick Reference Guide. 1991
PIRLA Project (Paleoecological Investigation of Recent Lake Acidification): An Introduction to the Synthesis of the Project. 1990
Policy assessment for the review of the Secondary National Ambient Air Quality Standards for oxides of nitrogen and oxides of sulfur: January 14, 2011 version. 2011
Population Estimation of Streams in the Maryland Coastal Plain Receiving Acidity Inputs from Acidic Deposition and Agricultural Sources. 1994
Potential Effects of Global Climate Change on the United States. Volume 2. National Studies. Draft. 1988
Preacidification ph-values in Norwegian rivers and lakes 1982
Predicting Acid Generation from Non-Coal Mining Wastes: Notes of the July 1992 Workshop. Held in Las Vegas, Nevada on July 30-31, 1992. 1900
Predicting and Evaluating the Effects of Acidic Precipitation on Water Chemistry and Endemic Fish Populations in the Northeastern United States. 1986
Predicting and forecasting surface water acidification: a planfor assessing data aggregation effects / 1991
Predicting Spring Lake Chemistry from Fall Samples. 1987
Predicting the Future Long-Term Effects of Acidic Deposition on Surface Water Chemistry: The Direct/Delayed Response Project. 1989
Predicting the Precipitation of Acid and Direct Dyes in Natural Waters. 1992
Preface and Introduction to 'The Response of Western Forests to Air Pollution'. 1992
Preliminary report of EPA efforts to replace freon for the determination of oil and grease. 1993
Probable effects of acid precipitation on Pennsylvania waters / 1980
Procedures for Preservation of Lead in Drinking Water. 1990
Proceedings of the 1988 EPA/APCA International Symposium on Measurement of Toxic and Related Air Pollutants : Research Triangle Park, North Carolina, May 1988 / 1988
Progress report on the EPA Acid Rain Program. 1999
Prototype Concentration Monitor for Estimating Acidic Dry Deposition. 1984
Quality Assurance and Quality Control Plan for the 1985 NAPAP (National Acid Precipitation Assessment Program) Emissions Inventory (November 1988). 1988
Quality Assurance and Quality Control Plan for the NAPAP (National Acid Precipitation Assessment Program) 1985 Emission Inventory. 1986
Quality Assurance Support for the National Atmospheric Deposition Program and National Trends Network Monitoring Activites: 1987-1990. Interim Report. 1989
Quality Assurance Support for the National Atmospheric Deposition Program and National Trends Network Monitoring Activities: 1984-1987. 1988
Quantification of Changes in Lakewater Chemistry in Response to Acidic Deposition. 1990
Randomized Intervention Analysis and the Interpretation of Whole-Ecosystem Experiments. 1989
Randomized Intervention Analysis of the Behavior of Bear Brook Watershed, Maine. 1992
Rate Constants for Some Oxidations of S(IV) by Radicals in Aqueous Solutions. 1987
Rationale and Basic Design for Experimental Acidification of a Lake Ecosystem in Northern Wisconsin. 1984
Reactions That Modify Chemistry in Lakes of the National Surface Water Survey. 1988
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