Search Results for the EPA National Library Catalog

Items Found: 47

Showing: Items 1 - 47

Your Search: (SUBJECT=Indexes Ratios)

 
 
 

Select Item Title Year Published
A Fortran program for computing the pollutant standards index (PSI) / 1978
Air Pollution Indices in the United States and Canada - The Present Picture. 1976
Analysis of population exposure to air pollution in New York-New Jersey-Connecticut tri-State Region / 1976
Analysis of the Public Health and Welfare Effects of EPA Proposed Aircraft Noise Regulations. 1976
Aquatic-Biotic Community Structure as an Indicator of Pollution. 1972
Bacteriological Criteria for Market Oysters. 1960
Critical Review of Air Pollution Index Systems in the United States and Canada. 1976
Distribution and importance of phytoplankton in the Atchafalaya Basin / 1978
Distribution of phytoplankton in Arkansas lakes / 1978
Distribution of phytoplankton in Arkansas Lakes / 1978
Distribution of phytoplankton in Florida lakes / 1978
Distribution of phytoplankton in Kansas lakes / 1979
Distribution of phytoplankton in Louisiana lakes / 1979
Distribution of phytoplankton in Missouri lakes / 1979
Distribution of phytoplankton in Nebraska lakes / 1979
Distribution of phytoplankton in North Carolina lakes / 1978
Distribution of phytoplankton in North Dakota lakes / 1979
Distribution of phytoplankton in Oklahoma lakes / 1979
Distribution of phytoplankton in Texas lakes / 1979
Distribution of phytoplankton in Utah lakes / 1979
Distribution of phytoplankton in West Virginia lakes / 1977
Environmental Indices for the Los Angeles Database. 1975
Evaluation of Ozone Exposure Indices for Relating Exposure to Plant Production and for Estimating Agricultural Losses. 1988
Evaluation of Ozone Exposure Indices in Exposure-Response Modeling (Journal Version). 1988
Guideline for public reporting of daily air quality : pollutant standards index (PSI) / 1976
Human scalp hair : an environmental exposure index for trace lements / 1978
Human scalp hair : an environmental exposure index for trace lements / 1978
Human scalp hair : an environmental exposure index for trace lements / 1978
Intensive Survey of the DuPage River Basin, 1983. 1988
Lake and reservoir classification systems / 1979
Lake classification, a trophic characterization of Wisconsin lakes / 1975
Limnological and socioeconomic evaluation of lake restoration projects : approaches and preliminary results : workshop held 28 February-2 March 1978. 1979
Numerical Index for Characterizing Data Set Separation. 1985
On the Use of Indices in Aquatic Toxicological Hazard Assessment. 1981
Prenatal Effects of Herbicides: Evaluation by the Prenatal Development Index. 1976
Proposed Uniform Air Pollution Index. 1976
Quantitative Evaluation of the Pollutant Standards Index. 1976
Recommended Standard Air Pollution Index. 1976
Sewage Treatment Plant Construction Cost Index. Construction Cost Trends Municipal Waste Treatment Works. 1963
Sewer and Sewage Treatment Plant Construction Cost Index. 1967
Sewer Construction Cost Index. Construction Cost Trends. Municipal Sewers. 1964
Systems for Rapid Ranking of Environmental Pollutants. Selection of Subjects for Scientific and Technical Assessment Reports. 1976
The common phytoplankton genera from eastern and southeastern lakes / 1979
Trophic classification of selected Illinois water bodies : lake classification through amalgamation of LANDSAT multispectral scanner and contact-sensed data / 1979
Water quality indices : a survey of indices used in the United States / 1978
Water quality trends in Region VIII : (1979 data) / 1980
Zooplankton production in Lake Ontario as influenced by environmental perturbations / 1975

Save, Print or Email Selected Records