Science & Technology
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EPA’s Portfolio of Human Health Science Assessments
This site provides human health science assessments and related resources. HHSAs are scientific documents that describe the impacts of environmental contaminants on human health.
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Exposure Assessment Tools by Approaches - Exposure Reconstruction (Biomonitoring and Reverse Dosimetry)
This page provides access to a compendium of exposure assessment and risk characterization tools that will present comprehensive step-by-step guidance and links to relevant exposure assessment data bases,
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Markov Chain Nest Productivity Model Estimating Tool Documentation
PDF versions of the User's Guide and the Technical Manual for the Markov Chain Nest Productivity Model (MCestimate).
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Total Risk Integrated Methodology (TRIM) - TRIM.FaTE
TRIM.FaTE is a spatially explicit, compartmental mass balance model that describes the movement and transformation of pollutants over time, through a user-defined, bounded system that includes both biotic and abiotic compartments.
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Frequent Questions
Frequently Asked Questions. Frequent Questions
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Methane Emissions from the Oil and Gas Sector
EPA’s Voluntary Methane Programs encourage oil and natural gas companies to adopt cost-effective technologies and practices that improve operational efficiency and reduce emissions of methane, a potent greenhouse gas.
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Methane Challenge Background - Best Management Practices (BMP) Commitment Option
Detailed information about Methane Challenge BMP commitment option to serve as reference for partner profile pages
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Turkmenistan Natural Gas STAR International Workshop
Presentations made during the Turkmenistan Natural Gas STAR International Workshop held on November 9, 2011 in Farmingham, New Mexico.
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Methane Challenge Commitment Options
Provides an overview of the commitment options for the Methane Challenge Program
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Bioassessment and Biocriteria Program Status for Florida: Streams and Wadeable Rivers
Biocriteria Program Status of Florida
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Bioassessment and Biocriteria Program Status for New Jersey: Streams and Wadeable Rivers
Biocriteria Program Status of Alabama
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Underground Storage Tanks
Provides information about preventing and cleaning up releases from underground storage tanks.
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Fish and Salinity in the San Francisco Estuary
This page provides access to a set of time-series maps for six fishes that live in the SF Estuary. Maps were produced to strengthen best available science that inform actions needed to improve protection for aquatic life.
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FIFRA Scientific Advisory Panel Meetings
A page presenting recent SAP meetings and associated meeting materials
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FIFRA Scientific Advisory Panel (SAP) Basic Information
A page describing the objective of the science advisory panel, panel formation process, panel members, and Science Review Board.
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Webinars about the Hazardous Waste Electronic Manifest (e-Manifest)
The purpose of this page is to consolidate all webinar materials into one space
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FIFRA Scientific Advisory Panel
Experts on the Federal Insecticide, Fungicide, and Rodenticide Act Scientific Advisory Panel provide independent scientific advice to the EPA on a wide range of health and safety issues related to pesticides.
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Section 6: Likelihood of Release
Learn about the likelihood of Release (LR) factor category, which is evaluated based on the factors of observed release and potential to release.
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The National LUST Cleanup Backlog: A Study of Opportunities
To understand the makeup of UST releases remaining and why the pace of cleanups is slowing, EPA undertook a two-phase, data-driven analysis of the cleanups remaining as of 2006 (Phase 1) and 2009 (Phase 2).
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e-Manifest Fact Sheets by User Type
This page is where fact sheets for the different audiences and users of e-Manifest will live. These factsheets will let each audience know what they need to do to prepare for e-Manifest.