Science & Technology
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National Estuary Program
NEP is a collaborative, efficient, and adaptable ecosystem-based network of organizations that protects and restores 28 estuaries of national significance.
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Long Island Sound Study
LISS is a partnership to restore and protect the Long Island Sound.
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Hydrologic and Water Quality System: A Modeling Tool for Evaluating Effects to Water Quantity and Quality
HAWQS is a web-based interactive water quantity and water quality modeling system that can assist federal agencies, states, local governments, and others with water quality protection decision-making and policy evaluation in the contiguous United States.
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Healthy Watersheds Program
A healthy watershed has mostly natural land cover, especially near its waters; good water quality, quantity, and flow; and habitats with diverse aquatic life. Together, these components support long-term, sustainable benefits to people and the environment.
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Drought and Water Scarcity Initiatives
Drought and water scarcity initiatives work across the National Water Program and with our federal partners to help combat water scarcity and build long-term drought resilience in partnership with states, tribes, and local communities.
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Climate Ready Estuaries Program
CRE worls with the National Estuary Programs and the coastal management community to assess climate change vulnerabilities, develop and implement adaptation strategies, and engage and educate stakeholders.
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ESAM Collaborative Analytical Methods and Protocols for Chemistry
HSRP has worked with various partners to develop and test analytical methods and protocols for use by laboratories charged with analyzing environmental and/or buildling material samples following contamination incident.
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SAM Chemical Methods
Provides access to summaries of the analytical methods selected by the SAM chemistry technical workgroup.
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CyAN App Used for Early Detection of Harmful Algal Blooms in Communities Across the Nation
EPA developed the Cyanobacteria Assessment Network mobile app as an early warning indicator system for harmful algal blooms in U.S. freshwater systems.
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Integrating Human Health and Well-Being with Ecosystem Services Request for Applications (RFA)
EPA seeks applications for collaborative, community-based research that will foster better understanding of how ecosystems support human health and well-being. with hu
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Environmental Justice Video Challenge for Students
EPA and partners launched the EJ Video Challenge for Students.
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Cross-Agency Laboratory Activities
A page describing the different aspects of Cross Agency Lab Activities, including sample analysis, fieldwork, technical assistance, quality assurance, and training and education.
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Safer Choice Webinar Archive
Presentation that highlights the science behind the Safer Choice program, how EPA works with product and chemical manufacturers, as well as Safer Choice label messaging.
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Prioritizing Contaminants for Monitoring and Management Webinar Archive
EPA researcher presents work to develop methods and tools that integrate chemical monitoring with pathway-based bioactivity measurements, which will help provide screening-level assessments useful to identify and prioritize emerging contaminants.
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Health Impact Assessments Webinar Archive
EPA researchers present the latest science on health impact assessments.
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Environmental Quality Index Webinar Archive
Environmental Quality index, data reduction approaches to help improve statistical efficiency, summarizing information on the wider environment humans are exposed to. air, water, land, built, socio-demographic, human and environmental health
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Wildfire Smoke Emissions Webinar Archive
This webinar presented by Wayne Cascio will highlight updates to the Wildfire Smoke Guide, as well as the Smoke Sense app, which is a mobile application that gets air quality information to people impacted by wildfire smoke, and helps those affected learn
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Integrated Risk Information System (IRIS) Webinar Archive
EPA's Integrated Risk Information System (IRIS) program provides information on the potential adverse health effects that may result from exposure to chemical substances found in the environment.
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Multi-Media Modeling of Children's Lead Exposure and Water Lead Monitoring Research Webinar Archive
Drinking water and other sources of lead are the subject of public health concerns in US cities. EPA, the Centers for Disease Control and Prevention, and the American Academy of Pediatrics agree that there is no known safe level of lead in a child's blood
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Environmental Sampling and Analytical Methods (ESAM) Webinar Archive
EPA’s Environmental Sampling and Analytical Methods (ESAM), which is a website tool that supports the entire environmental characterization process from collection of samples all the way to their analyses.