Science & Technology
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Nonpoint Source Pollution Technical Exchange Webinars
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Download the 2024 Automotive Trends Report
Download the light-duty vehicle carbon dioxide and fuel economy trends report.
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Understanding Exposures in Children’s Environments
EPA scientists have conducted a series of studies to provide a better understanding of the chemical sources, pathways and routes of exposure, and other factors that contribute most to children’s exposures to chemicals.
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Research Areas
Overview of EPA's Science and Technology research areas
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Ecosystems and Air Quality
Research is conducted to understand the ecological impacts of air pollutants
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Presentations from the Deliberating Performance Targets for Air Quality Sensors Workshop (June 25-27, 2018)
EPA has conducted two workshops and webinars to solicit individual stakeholder views related to non-regulatory performance targets for air sensors.
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Web Summit Presentations: Clean Air Spaces – Indoor Air Filtration to Protect Public Health During Wildland Fire Smoke Episodes
Information on indoor air quality research is provided from a webinar summit on clean air spaces
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Frequent Questions About Air Sensors
This page provides answers to common questions about the use of air sensor technology to measure air quality conditions.
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Air Sensor Collocation Instruction Guide
The collocation instruction guide provides information to air sensor users on how to evaluate their performance and accuracy in measuring air quality that recommends locating the sensors next to regulatory-grade reference monitorings.
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Instruction Guide and Macro Analysis Tool: Evaluating Air Sensors by Collocation with Federal Reference Monitors
EPA has created an instruction guide on conducting a successful collocation evaluation of low-cost air sensors and macro analysis tool for analyzing collected data.
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Household Energy and Clean Cookstove Research
EPA is an international leader in clean cookstove research and provides independent scientific data on cookstove emissions and energy efficiency to support the development of cleaner sustainable cooking technologies.
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Research on Near Roadway and Other Near Source Air Pollution
Research has shown that living and working near sources of air pollution can lead to higher exposures to air contaminants many of which contribute to adverse health effects including reduced lung function, asthma, cardiovascular disease and premature death
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Air Quality and Climate Change Research
EPA is conducting research to understand the relationships between climate change and air quality by advancing the understanding of temperature changs on ozone and particulate matter concentrations and changes in pollen and allergic disease patterns.
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EPA Order 1000.19: Policy and Procedures for Managing Dual Use Research of Concern
This Order establishes a systematic approach for EPA researchers to identify and mitigate when and how the risks that knowledge, information, products, or technologies produced by certain life sciences research may be misapplied in significant ways.
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Air Sensor Toolbox
The toolbox provides information on tthe performance, evaluation and use of air sensor technology to improve accuracy and data interpretation that can benefit citizen scientists, researchers, and developers.
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Nitrogen Dioxide NAAQS Review - Analyses and Data Sets
Analyses and data sets for the NO2 NAAQS review
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CHP Screening Tool
Download the CHP Emissions Calculator, a tool that calculates the difference between the anticipated carbon dioxide, methane, nitrous oxide, sulfur dioxide, and nitrogen oxide emissions from a CHP system to those of a separate heat and power system.
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CHP Technologies
Learn about CHP technologies, including reciprocating engines, combustion turbines, steam turbines, microturbines, fuel cells, and waste heat to power. Access the Catalog of CHP Technologies and the Biomass CHP Catalog of Technologies.
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Progress Cleaning the Air and Improving People's Health
Actions to implement the Clean Air Act have achieved dramatic reductions in air pollution, preventing hundreds of thousands of cases of serious health effects each year.