Science & Technology
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APEX User Guides
The Air Pollutants Exposure model (APEX) is part of EPA’s overall Total Risk Integrated Methodology (TRIM) model framework
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Big River Clean-Up and Restoration Effort (Missouri)
Big River Clean-up and Restoration Effort landing page
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New Life for the Anacostia River Watershed
Urban Waters Federal Partnership: Anacostia River Background Information Factsheet
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Open Data Policies
Policies and guidance related to EPA open data including OPEN Government Data Act, Evidence Act, and 21C IDEA implementation. Includes specific information about scientific data policy.
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Reclaiming the Mystic River Watershed
This document has general information about initiatives, programs and plans for the Mystic River Watershed urban waters partnership location.
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Stakeholder Engagement and Outreach for Safer Chemicals Research
EPA is focused on delivering research through partner-focused tailored solutions.
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Markov Chain Nest Productivity Model
MCnest is a tool to quantitatively estimate the impact of pesticide-use scenarios on the annual reproductive success of bird populations.
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GenRA Manual: Analogue Identification
Learn how to access the Generalized Read Across Tool.
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High-Throughput Profiling Using Transcriptomics and High Content Imaging
This page describes high-throughput screening methods to generate data that have the potential to improve chemical prioritization and assessments.
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Flexible Approaches to Environmental Measurement
In 2008 EPA modified its approach to Performance Based Measurement System to accommodate the diversity of programs and authorities within the Agency.
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TENORM: Coal Combustion Residuals
Coal contains trace amounts of naturally-occurring radioactivity. Coal combustion generates residuals that contain TENORM.
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Valley Park TCE National Priorities List (NPL) Superfund Site, Valley Park, St. Louis County, Missouri - Fact Sheet, September 2019
Public Meeting and Public Comment Period for Proposed Plan
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Reduced Emission Well Completions and Workovers
A reduced emissions completion (REC) is a practice that employs equipment to capture gas produced during well completions following hydraulic fracturing and deliver it to the sales line. Compared to traditional completions, RECs reduce methane emissions.
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2004 Colorado Springs Producers Technology Transfer Workshop
Presentations made during the Producers Technology Transfer Workshop held on June 29, 2004 in Colorado Springs, Colorado.
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2004 Houston Producers Technology Transfer Workshop
Presentations made during the Producers Technology Transfer Workshop held on September 21, 2004 in Houston, Texas.
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2004 Houston Offshore Producers Technology Transfer Workshop
Presentations made during the Offshore Producers Technology Transfer Workshop held on June 8, 2004 in Houston, Texas.
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2004 Houston Transmission Technology Transfer Workshop
Presentations made during the Transmission Technology Transfer Workshop held on September 22, 2004 in Houston, Texas.
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2004 Dallas Processor Technology Transfer Workshop
Presentations made during the Processor Technology Transfer Workshop held on September 23, 2004 in Dallas, Texas.
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Developing a Watershed Vulnerability Index
This page guides to develop a watershed vulnerability index