Science & Technology
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EPA Researchers Working to Improve Life-Cycle Assessment Capabilities for Communities
EPA researchers developed a family of models to help government agencies, businesses, and other groups make choices that support sustainable materials management in the most cost-effective way.
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Meet EPA Scientist Blake Schaeffer, Ph.D.
EPA research ecologist Blake Schaeffer, Ph.D. focuses on ways to use satellite remote sensing technology to monitor water quality. His research interests broadly include deriving water quality parameters in coasts, estuaries, and lakes using satellites
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Science Matters Articles related to Ecosystems Research
Find published Science Matters articles about the EPA's research on ecosystems, including articles on aquatic ecosystems, threatened owls and salmon.
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2021 Science Matters Stories
EPA Science Matters stories published in 2021.
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Protecting Groundwater Resources within the Arbuckle-Simpson Aquifer in Oklahoma
EPA scientists in Ada, Oklahoma, have been working with federal, tribal, state, and academic partners to understand the impacts of human activities on the aquifer’s water quality and quantity.
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Meet EPA Scientist Randall R. Ross, Ph.D.
EPA hydrologist Dr. Randall Ross studies the impacts of enhanced aquifer recharge on groundwater quality and quantity using hydrogeologic, geophysical and geochemical methods.
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Science Matters Articles related to Water Research
Find published Science Matters articles about the EPA's water research, including articles on nutrient pollution, watersheds and the Chesapeake Bay.
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Science Matters Articles related to Climate Change Research
Find published Science Matters articles about the EPA's research into climate change, including articles on its effects on wild salmon, the health of older adults, and watersheds
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Partners Collaborate in Smoke-Ready Communities Research to Enhance Local Readiness for Wildfires
As wildfire smoke continues to impact the health of many people in fire-prone areas in the United States this summer, community leaders want to know how best to prepare residents on ways to protect their health from smoke exposure.
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EPA Researchers Investigate Impacts of Wildfires on Water Resources
To help address the impacts of wildfires on health and the environment, EPA researchers are examining long-term patterns in water quality after wildfires.
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EPA Researcher Creates Double Bottom Test Tube to Improve Public Health Monitoring
The standard method of saliva sample collection and laboratory processing creates the potential for contamination and increases the time to process samples. This inspired EPA researcher Elizabeth Sams to invent the double bottom test tube kit.
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Science Matters Articles related to Air Sensors
Find published Science Matters articles about the EPA's research into air sensors.
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Science Matters Articles related to Land and Waste Management Research
Find published Science Matters articles about the EPA's Land and Waste Management research, including articles on greener cleanup at hazardous waste sites and the Net Zero program
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Science Matters Articles related to Safer Chemicals Research
Find published Science Matters articles about the EPA's research into chemical safety, including articles on nanomaterials, sustainable chemicals and chemical screening.
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Vehicle Emissions California Waivers and Authorizations
This page lists Federal Register Notices concerning California Waivers originated by the Office of Transportation and Air Quality (OTAQ).
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Occidental Chemical Corporation Facility, Wichita, Sedgwick County, Kansas – Information Sheet, October 2021
EPA Proposes Approval of No Migration Petition Reissuance Request
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Livestock Anaerobic Digester Database
The Anaerobic Digester Database provides basic information about anaerobic digesters on livestock farms in the United States, organized in Excel spreadsheets. It includes projects that are under construction, operating, or shut down.
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Guidance for Use When Regurgitation is Observed in Avian Acute Toxicity Studies with Passerine Species
Guidance based on comparison of results from the TG223 validation studies to results from avian acute oral studies previously submitted to EPA for two test chemicals following EPA's 850.2100 (public draft) guidelines.
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IGEMS/CSM-Internet Geographical Exposure Modeling System/Chemical Safety Mapper
IGEMS contains environmental fate and transport models including methods for ambient air, surface water, soil, and ground water and also includes a new Geographical Information System (GIS) module
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Radiological Decontamination Query Tool – Urban Wide-Area Decon
Urban wide-area decontamination reports through the Radiological Decontamination Query Tool