Learn the Issues
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U.S. Grid Regions
This page details how grid "regions" can be defined differently (eGRID, NERC, ERCOT etc.). Discussion on was to identify when and why one might choose one regional definition over another.
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Approval of Request for Coverage under General Air Quality Permit; Core Ready Mix Higley Plant, Mesa, Arizona
Approval of Request for Coverage under the General Air Quality Permit for New or Modified Minor Concrete Batch Plant in Indian Country: Core Ready Mix Higley Plant. Source ID # 122; Application # 2025-008-GP.
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RadTown Fact Sheets about Radiation Topics A to Z
This page is a directory of all RadTown factsheets in alphabetical order. Learn more about radiation in our day-to-day lives on RadTown, EPA’s Radiation Education Website.
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Recent Papers, Upcoming Meetings and Webinars
Information related to Recent Papers and Upcoming Meetings
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Presidential Innovation Award for Environmental Educators
This award program recognizes outstanding k-12 teachers who employ innovative approaches to environmental education.
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Data for EPA Review of AHE1012 Backpack ROW
Data for EPA Review of AHE1012 Backpack ROW
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Data for EPA Review of AHE1013 Handgun ROW
Data for EPA Review of AHE1013
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EPA Science Review for Mark-3 4822-276
HSRB January 12-13, 2016 Meeting EPA Science Review for Mark-3 4822-276
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EPA Science Review for Mark-8 4822-167
HSRB January 12-13, 2016 Meeting EPA Science Review for Mark-8 4822-167
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EPA Ethics Review for Mark-2 Study Final December 15, 2015
HSRB January 12-13, 2016 Meeting EPA Ethics Review for Mark-2 Study Final December 15, 2015
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EPA Science Review of TCVP Davis et al. Research D430707
HSRB January 12-13, 2016 Meeting EPA Science Review of TCVP Davis et al. Research D430707
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EPA Science Review for Mark-2 Study Final December 15, 2015
HSRB January 12-13, 2016 Meeting EPA Science Review for Mark-2 Study Final December 15, 2015
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EPA Ethics Review for Mark-5 Study Final December 15, 2015
HSRB January 12-13, 2016 Meeting EPA Ethics Review for Mark-5 Study Final December 15, 2015
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EPA Ethics Review for Mark-4 Study Final December 15, 2015
HSRB January 12-13, 2016 Meeting EPA Ethics Review for Mark-4 Study Final December 15, 2015
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Heat Island Outreach
This page serves as a landing page of Heat Island Outreach Materials such as webinars, social media toolkit, and outreach materials.
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September 13, 2018 Meeting of the Human Studies Review Board
September 13, 2018 Meeting of the Human Studies Review Board
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EPA Ethics Review for Mark-3 Study Final December 15, 2015
HSRB January 12-13, 2016 Meeting EPA Ethics Review for Mark-3 Study Final December 15, 2015
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EPA Ethics Review for Mark-8 Study Final December 15, 2015
HSRB January 12-13, 2016 Meeting EPA Ethics Review for Mark-8 Study Final December 15, 2015
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EPA Ethics Review of TCVP Davis et al. Research Final December 15, 2015
HSRB January 12-13, 2016 Meeting EPA Ethics Review of TCVP Davis et al. Research Final December 15, 2015
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EPA Science Review for Mark-4 Study Final December 15, 2015
HSRB January 12-13, 2016 Meeting EPA Science Review for Mark-4 Study Final December 15, 2015