Science & Technology
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CGEM Download
CGEM Installers are provided. You will need to have knowledge on how to install software on your target operating system.
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Site Evaluation for Dioxin at Superfund Sites
Learn about site evaluation of dioxin, including sampling and analytical methods for dioxin, at Superfund sites.
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Soil Bioavailability at Superfund Sites
Learn about how EPA is incorporating relative bioavailability information for human exposures at Superfund sites exposed to soil contaminants via oral pathway.
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2018 Science Matters Stories
Read EPA Science Matters stories published in 2018.
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Reports OIG
Audit and Evaluation Reports issued by the Office of General.
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Great Lakes Nearshore Waters: National Coastal Condition Assessment 2015
NRSA 2013-14 Results for the Coastal Plains ecoregion
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Teaming Up to Protect the Great Lakes
EPA works with organizations from the US and Canada to assess conditions in one of the five Great Lakes each year.
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Report: Results of Inquiry into the East Palestine Derailment
Report: Results of Inquiry into the East Palestine Derailment
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AQUATOX Supporting Documentation
Describes the user's manual, technical documentation, aquatox extension to basins, model validation reports, sensitivity analysis, and technical notes for AQUATOX.
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Great Lakes Open Lakes Trend Monitoring Program: Dichlorodiphenyltrichloroethane (DDT)
Data from the Open Lakes Trend Monitoring Program on DDT trends in Great Lakes fish.
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Potential Applications for AQUATOX
AQUATOX has a myriad of potential applications to water management issues and programs, including water quality criteria and standards, TMDLs (Total Maximum Daily Loads), and ecological risk assessments of aquatic systems.
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Lead at Superfund Sites: Frequent Questions
Access pages on frequent questions regarding lead at Superfund sites from different groups.
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Interim Priorities List (IPL) and Expanded Eligibility List (EEL) Sites
View a list of interim priority list (IPL) sites and expanded eligibility list (EEL) sites
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Bristol Bay
Information about EPA's efforts to study and protect the Bristol Bay fishery from potential impacts of large-scale mining operations.
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EPA Science Matters Newsletter
Read Science Matters, an EPA newsletter that publishes articles on the research the Agency is conducting. The newsletter also includes profiles on EPA scientists.
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EPA’s Stormwater Calculator Gets An Update
EPA's stormwater calculator is now available as a mobile web application.
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Tracking Emissions Using New Fenceline Monitoring Technology
New cost-effective approaches to measuring air pollutants at the fenceline or in communities near industrial facilities can help identify and control air pollution that may drift across property lines.
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Developing Organs On-a-Chip: Chemical Safety Research Collaborators Provide Research Review
Risk assessors must understand how chemicals impact human systems, including complex tissues and organs. Unfortunately, there are huge data gaps in this area, and current testing methods are costly and time-consuming.
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Protecting Our Pets Through Research, Technology, and the National Pet Health Survey
EPA scientists are helping prevent pets from being exposed to harmful contaminants and infectious agents.
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EPA Uses Floating Vegetated Islands to Remove Excess Nutrients from Water
Harmful algal blooms—the overgrowth of algae in water—are a major problem across the nation. They can cause severe, negative impacts on aquatic ecosystems, the economy, and human health.