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United States Environmental Protection Agency
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Items Found: 45
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Your Search: (SUBJECT=Indexes Ratios)
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A Fortran program for computing the pollutant standards index (PSI) /
Air Pollution Indices in the United States and Canada - The Present Picture.
Analysis of population exposure to air pollution in New York-New Jersey-Connecticut tri-State Region /
Analysis of the Public Health and Welfare Effects of EPA Proposed Aircraft Noise Regulations.
Aquatic-Biotic Community Structure as an Indicator of Pollution.
Bacteriological Criteria for Market Oysters.
Critical Review of Air Pollution Index Systems in the United States and Canada.
Distribution and importance of phytoplankton in the Atchafalaya Basin /
Distribution of phytoplankton in Arkansas lakes /
Distribution of phytoplankton in Arkansas Lakes /
Distribution of phytoplankton in Florida lakes /
Distribution of phytoplankton in Kansas lakes /
Distribution of phytoplankton in Louisiana lakes /
Distribution of phytoplankton in Missouri lakes /
Distribution of phytoplankton in Nebraska lakes /
Distribution of phytoplankton in North Carolina lakes /
Distribution of phytoplankton in North Dakota lakes /
Distribution of phytoplankton in Oklahoma lakes /
Distribution of phytoplankton in Texas lakes /
Distribution of phytoplankton in Utah lakes /
Distribution of phytoplankton in West Virginia lakes /
Environmental Indices for the Los Angeles Database.
Evaluation of Ozone Exposure Indices for Relating Exposure to Plant Production and for Estimating Agricultural Losses.
Evaluation of Ozone Exposure Indices in Exposure-Response Modeling (Journal Version).
Guideline for public reporting of daily air quality : pollutant standards index (PSI) /
Human scalp hair : an environmental exposure index for trace elements /
Intensive Survey of the DuPage River Basin, 1983.
Lake and reservoir classification systems /
Lake classification, a trophic characterization of Wisconsin lakes /
Limnological and socioeconomic evaluation of lake restoration projects : approaches and preliminary results : workshop held 28 February-2 March 1978.
Numerical Index for Characterizing Data Set Separation.
On the Use of Indices in Aquatic Toxicological Hazard Assessment.
Prenatal Effects of Herbicides: Evaluation by the Prenatal Development Index.
Proposed Uniform Air Pollution Index.
Quantitative Evaluation of the Pollutant Standards Index.
Recommended Standard Air Pollution Index.
Sewage treatment plant construction cost index : construction cost trends, municipal waste treatment works.
Sewer and sewage treatment plant construction cost index : construction cost trends, municipal waste treatment works and municipal sewers.
Sewer Construction Cost Index. Construction Cost Trends. Municipal Sewers.
Systems for Rapid Ranking of Environmental Pollutants. Selection of Subjects for Scientific and Technical Assessment Reports.
The common phytoplankton genera from eastern and southeastern lakes /
Trophic classification of selected Illinois water bodies : lake classification through amalgamation of LANDSAT multispectral scanner and contact-sensed data /
Water quality indices : a survey of indices used in the United States /
Water quality trends in Region VIII : (1979 data) /
Zooplankton production in Lake Ontario as influenced by environmental perturbations /
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