Learn the Issues
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Transportation, Air Pollution and Climate Change
Learn how emissions reductions, advancements in fuels and fuel economy, and working with industry to find solutions to air pollution problems benefit human and environmental health, create consumer savings and are cost effective.
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Scientific Diving
Homepage for EPA's scientific diving program.
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Frequent Questions on the Frank R. Lautenberg Chemical Safety for the 21st Century Act
The new law includes much needed modernizations to TSCA, the only major piece of environmental legislation that had not been updated since it was passed in the fall of 1976.
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Presentation for the September 7, 2017 Webinar "Use Information for PBT Chemicals under TSCA Section 6(h)"
Background Documents for Persistent, Bioaccumulative, and Toxic (PBT) Chemicals
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TSCA Work Plan Chemical Risk Assessment N-Methylpyrrolidone (NMP)
This risk assessment identified NMP for further evaluation based on high concern for hazard due to its reproductive toxicity and high concern for potential exposure due to use in consumer products.
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Public Comments on the Inventory Reset and CBI Claim Review Rules
The Powerpoint presentation of the August 11-12, 2016 Public Meeting: Industry Consultation to Obtain Input on the New TSCA Provision to Collect Fees.
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Agenda for the September 7, 2017 Webinar "Use Information for PBT Chemicals under TSCA Section 6(h)"
Background Documents for Persistent, Bioaccumulative, and Toxic (PBT) Chemicals
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GPP Webinar: Improving Solar PV Results through Collaborative Procurement
The Green Power Partnership hosts webinars on a regular basis that explore a variety of topics. This webinar discussed solar power purchase agreements (SPPA).
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Solar Interconnection Standards & Policies
The Toolbox for Renewable Energy Project Development's Solar Interconnection Standards and Policies page provides an overview of the interconnection policy and standards, as well as, resources to help you understand the interconnection policy landscape.
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Training Videos
PA’s Green Power Partnership is developing new educational videos on a variety of topics to help users understand the green power market.
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Reporting Data using ECMPS
This page is the landing page for ECMPS.
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New and Revised Frequent Questions About
Learn about monitoring mass sulfur dioxide and mass carbon dioxide emissions, nitrogen oxide emission rate, and heat input by units affected by the Acid Rain Program and the Clean Air Interstate Rule.
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Ground-Level Ozone: Occurrence and Transport in Eastern North America
Read a 1999 report that details the results of cooperative efforts to describe ground-level ozone concentration and transport in the border region of the eastern United States and Canada.