Science & Technology
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Land Use, Land-Use Change, and Forestry Sector Emissions and Sequestration
Sources of greenhouse gas emissions, inculding electricity production, tranportation, industry, agriculture, and forestry.
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Understanding Global Warming Potentials
This page includes information on the global warming impacts of different gases.
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Overview of Greenhouse Gases
Information on emissions and removals of the main greenhouse gases to and from the atmosphere.
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Stakeholder Process for Natural Gas and Petroleum Systems in the 1990-2023 Inventory
This page provides information about stakeholder meetings and webinars on updates under consideration for the 1990-2022 GHG Inventory (to be released in April 2024).
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Estuary Data Mapper (EDM), Web Coverage Service (WCS), and Decision Support Tools
Estuary Data Mapper (EDM) uses web coverage service (WCS) calls to retrieve, stream, and save data. This page describes how to tap into those WCS commands for your own applications and usages.
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Pathogen Equivalency Committee
Information related to Pathogen Equivalency Committee
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Pathogens and Vector Attraction in Sewage Sludge
Provides guidance on controlling pathogens in sewage sludge and options for reducing vector attraction
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Application Guidelines
Application Guidelines for Equivalency Recommendation by the U.S. EPA’s Pathogen Equivalency Committee (PEC)
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POTW Sludge Sampling and Analysis Guidance Document
In view of the variability of municipal sludge quality,appropriate procedures must be followed to collect and analyze samples that accurately represent each POTW's sludge quality.
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Fact Sheet: Heat Drying
Heat drying is an effective biosolids management option for many facilities that desire to reduce biosolids volume while also producing an endproduct that can be beneficially reused.
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Study: Multimedia Sampling During the Application of Biosolids on a Land Test Site
This project integrated research from several disciplines to evaluate the effects of land application of biosolids on air and volatile emissions and soil microbial characteristics. Measurements included chemical, physical, and microbiological analytes.
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Assessment of the Effects of Holding Time on Fecal Coliform and Salmonella Concentrations in Biosolids
Information related to Assessment of the Effects of Holding Time on Fecal Coliform and Salmonella Concentrations in Biosolids.
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National Study of Chemical Residues in Lake Fish Tissue
This page contains information about and links to National Study of Chemical Residues in Lake Fish Tissue
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National Study of Chemical Residues in Lake Fish Tissue - Fish Tissue Sample Preparation and Analysis
This page contains information about National Study of Chemical Residues in Lake Fish Tissue - Fish Tissue Sample Preparation and Analysis
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Human Health Toxicity Assessment for Perfluorooctanoic Acid (PFOA)
The Environmental Protection Agency has finalized the human health toxicity assessment for Perfluorooctanoic Acid (PFOA) and related salts.
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Human Health Toxicity Assessment for Perfluorooctane Sulfonic Acid (PFOS)
The Environmental Protection Agency has finalized the human health toxicity assessment for Perfluorooctane Sulfonic Acid (PFOS) and related salts.
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2021 Human Health Benchmarks for Pesticides
2021 Human Health Benchmarks for Pesticides information on water contaminants' effects on human health, including documents and benchmarks for pesticides.
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Community Water System Survey
Community Water System Surveys include data on operating characteristics of community water systems to support its development and evaluation of drinking water regulations.
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National Study of Chemical Residues in Lake Fish Tissue - Basic Information
This page contains information about National Study of Chemical Residues in Lake Fish Tissue - Basic Information
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Computational Toxicology and Exposure Online Tools Webinar Archive
This EPA Tools & Resources webinar provides an overview of some of the tools available under EPA's Safer Chemicals research, including CompTox Chemicals Dashboard, ECOTOXicology Knowledgebase (ECOTOX KB), and SeqAPASS and more.