Collections and Lists
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Learn About Responses
This is the introductory page to the responses module, if there had been one.
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Conditional Probability Analysis: EPT Taxa Richness < 9 vs. Percent Fines for Mid-Atlantic Highland Streams
This section provides examples of stressor-response associations and species sensitivity distributions for common stressors.
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Quantile Regression: Number of Salmonids vs. Metal Toxicity Units for Colorado Streams
This section provides examples of stressor-response associations and species sensitivity distributions for common stressors.
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Conditional Probability Analysis: Fish IBI < 40 vs. Total Suspended Solids for Iowa Streams
This section provides examples of stressor-response associations and species sensitivity distributions for common stressors.
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Linear Regression: Non-insect Relative Abundance vs. Percent Sands and Fines for Minnesota Streams
This section provides examples of stressor-response associations and species sensitivity distributions for common stressors.
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Estimating Taxon-Environment Relationships: Data Requirements
Overview of PECBO Module, using scripts to infer environmental conditions from biological observations, statistically estimating species-environment relationships, methods for inferring environmental conditions, statistical scripts in module.
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PECBO Appendix Introduction: Definitions
Provides definitions used through the module
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Using R to Compute Weighted Average Inferences
Script for inferring environmental conditions using weighted average optima
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Using R to Classify Curve Shapes
Script for categorizing curve shape of species-environment relationship.
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Basic Principles & Issues
Methods for analyzing autocorrelated data
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PECBO Appendix Introduction: Theory
Provides underlying theory for species-environment relationships
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Data Analysis Topics (A-Z)
This is an a to z list of data analysis topics which are part of volume 4: data analysis
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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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Basic Principles & Issues
More information about methods to control for confounding variables
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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: Daily Tips Widget
Information about EPA's Daily Tips Widget
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Federal Facilities Library
The library is a repository of information about federal-facility restoration and reuse.
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Presidential Innovation Award for Environmental Educators (PIAEE) 2022 Winners
Summaries of winners of the Presidential Innovation Award for Environmental Educators, and links to winners of past years.