Science & Technology
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Meet EPA Ecologist Tom Hollenhorst
Tom is a landscape ecologist who uses geographic information systems (GIS) and remote sensing technologies to study ecosystems and communities throughout the Great Lakes.
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Mapping Underwater Vegetation in the Delaware Estuary
In the Delaware Estuary, EPA is working with local partners to better understand the extent to which development in the surrounding area may be impacting the health of the estuary.
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Reducing Children’s Lead Exposure in Omaha, Nebraska
For many years, EPA has been helping clean up properties in Omaha, Nebraska, affected by lead contamination from the operation of a lead refinery.
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Science Matters Podcast: Green Hearts
Listen to the Science Matters Green Hearts podcast with Dr. Wayne Cascio on the importance of clean air to cardiovascular health, or read some of the highlights from the conversation here.
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EPA Research Improves Air Quality Information for the Public on the AirNow Fire and Smoke Map
Air sensors, more portable and easier to use than conventional regulatory air monitors, have become increasingly popular for measuring air pollution across the United States, particularly during wildfires.
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Meet EPA Epidemiologist Stephanie DeFlorio-Barker, Ph.D., MPH
EPA researcher profile of Stephanie Deflorio-Barker, a federal post doc and epidemiologist.
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Revealing the Complicated Nature of Tap Water Lead Contamination: A Madison, Wisconsin, Case Study
This research showed that controlling lead exposure from water is more complicated than simply adding corrosion control chemicals to reduce the solubility of lead minerals.
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A DIY Dream: Build Your Own Village Green Air Monitoring Station
An overview of the two new tools that EPA is providing to anyone interested in building a village green bench.
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EPA’s ENTACT Study Breaks New Ground with Non-Targeted Research
EPA scientists are leading a multi-phase project to evaluate the ability of non-targeted analysis laboratory methods to consistently and correctly identify unknown chemicals in samples.
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EPA Scientists Develop Method for Estimating Recreational Visitors and Value of Cape Cod Estuaries
EPA researchers have developed a new method to study the number of visitors to Cape Cod’s estuaries.
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EPA Grantees Advance Use and Applications of Air Monitoring Sensors to Protect Public Health
EPA grantees developed a toolkit to help California communities select, use, and maintain low-cost air sensors and interpret the collected data.
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EPA Tool Helps Guide Coastal Communities to Consider Consequences of Complex Environmental Challenges
EPA scientists help community plan for rising sea levels
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To Leave or Not to Leave: The Heart Cockle and Green Macroalgae Blooms
EPA is working to understand the effects of nutrient pollution on important fishery species, like the heart cockle.
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Meet EPA Biological Science Technician Emily Wheaton
Emily Wheaton is a lab technician working primarily on microbial genomics in various water matrices. Recently, she has been dedicated to detecting SARS-CoV- 2 in wastewater.
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EPA’s SARS-CoV-2 Research: Assessing Virus Levels in Sewage for Community Level Screening
EPA researchers are developing and applying methods for detecting different forms of the virus, including live, or infectious, virus and the genetic marker of the virus, its RNA, in wastewater.
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How Do Pesticides Affect Frogs? EPA Researchers Conduct Uptake and Toxicity Studies to Find Out
Frogs have unique contamination routes and can be directly and indirectly exposed to pesticides throughout different stages of their life cycles. EPA scientists have conducted multiple studies over a 10-year period to better understand this problem.
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Meet EPA Ecologist Jana Compton, Ph.D.
As an ecologist with the Western Ecology Division of EPA’s Office of Research and Development, Dr. Jana Compton investigates the sources and effects of nitrogen pollution.
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EPANET 2.2.0: An EPA and Water Community Collaboration
EPANET 2.2.0 provides an updated and expanded open source water distribution system modeling tool to meet the vastly important needs of water utilities and the water community.
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Testing the Waters: EPA Researchers Study the Changing Nitrogen Landscape in Streams
EPA researchers and collaborators used data from the National Aquatic Resource Survey and the National Nutrient Inventory to analyze streams in the contiguous U.S. and explore the relationship between air quality improvements and stream chemistry.
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EPA Researchers Test Effectiveness of Face Masks, Disinfection Methods Against COVID-19
EPA scientists are applying their expertise in aerosol and decontamination research to better understand mask effectiveness, as well as methods for disinfecting personal protective equipment for the public, healthcare workers, and other essential workers.