Science & Technology
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Estimating Taxon-Environment Relationships: Placing Taxa into Tolerance Categories
Describes approach for placing species into categories based on species-environment relationships
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Estimating Taxon-Environment Relationships: Assessing Model Fit
This page describes several approaches for assessing model fit for species-environment models.
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Basic Principles & Issues
More information about methods to control for confounding variables
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R Script: Compute Area Under ROC Curve
How to compute the area under the ROC curve in data analysis.
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Basic Analyses
Overview of linear regression analysis and questions to consider when using this type of data analysis.
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CADStat Installation Instructions
CADStat is a statistical program designed to assist risk assessors with data analysis.
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The EPA OIG Identifies Multiple Factors Contributed to the Delay in Constructing CSO Tanks at the Gowanus Canal Superfund Site in NYC
The EPA OIG Identifies Multiple Factors Contributed to the Delay in Constructing CSO Tanks at the Gowanus Canal Superfund Site in NYC
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Field Measurement of Oxidation-Reduction Potential
Field branches quality systems and technical procedures
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Press Release
The U.S. Environmental Protection Agency Office of Inspector General today issued a report identifying that the EPA had limited success in getting states to include climate adaptation or related resilience efforts in their clean water state revolving fund
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Federal Guidance Report No. 13: CD Supplement
Order a CD from EPA which contains PDFs and other supporting materials related to Federal Guidance Report No. 13, "Cancer Risk Coefficients for Environmental Exposure to Radionuclides."
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Data & Data Products: Envirofacts – Toxics Release Inventory (TRI) Explorer Widget
Information about and embed code for EPA's Envirofacts – Toxics Release Inventory (TRI) Explorer Widget
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Data & Data Products: Envirofacts – Toxics Release Inventory (TRI) Form R Widget
Information about and embed code for EPA's Envirofacts – Toxics Release Inventory (TRI) Form R Widget
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Data & Data Products: WaterSense Widgets
Information and code for the WaterSense Widgets
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Data & Data Products: Safer Choice Label Widget
Information and code for the Safer Choice Label Widget
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Data & Data Products: Greenhouse Gas Equivalencies Calculator Widget
Information about the Greenhouse Gas Equivalencies Calculator Widget
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Data & Data Products: Envirofacts – UV Index Widget
Information about the EPA's Envirofacts – UV Index Widget
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Data & Data Products: Envirofacts – Toxics Release Inventory (TRI) Widget
Information about and embed code for EPA's Envirofacts – Toxics Release Inventory (TRI) Widget
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Data & Data Products: Envirofacts – Toxic Substances Control Act (TSCA) Widget
Information about and embed code for EPA's Envirofacts – Toxic Substances Control Act (TSCA) Widget
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Data & Data Products: Envirofacts – Tribe Search
Information about and embed code for EPA's Envirofacts - Tribe Search Widget
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Data & Data Products: Envirofacts – Zip Search
Information about and embed code for EPA's Envirofacts Zip Code Search