Science & Technology
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Emergency Response Research Milestones
Timeline of milestones.
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Biofuels and the Environment
This site is about the EPA Report to Congress on biofuels and includes information and links on the 2 completed reports and the new report in development in 2022.
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Global Non-CO2 GHG Emissions: 1990-2030
EPA August 2011 report on global non-CO2 emissions projections (1990-2030) for emissions of non-CO2 greenhouse gases (methane, nitrous oxide, and fluorinated greenhouse gases) from more than twenty emissions sources.
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U.S. State-level Non-CO2 GHG Mitigation Report
U.S. State-level Non-CO2 GHG Mitigation Report
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View the Indicators
Users can find indicators of interest by browsing by topic or searching by keyword.
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Averaging, Banking, and Trading (ABT) Template for Marine Compression-Ignition (CI) Engines
Use this template to report for marine CI engines.
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Webinar for CROMERR and Engines and Vehicles Compliance Information System's (EV-CIS), formerly Verify, Request for Certificate (RFC) Module for Nonroad Heavy Equipment and Locomotives
Presentation on CROMERR and EV-CIS' request for certificate.
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Presentation on Selective Catalytic Reduction (SCR) Certification for Nonroad Compression-Ignition (NRCI) Engines
Presentation on SCR certification for NRCI engines.
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Webinar and Demonstration for CROMERR and Engines and Vehicles Compliance Information System's (EV-CIS), formerly Verify, Request for Certificate (RFC) Module for Nonroad Spark-Ignition (NRSI)
Webinar and demonstrations for CROMERR and EV-CIS' request for certificate.
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Averaging, Banking, and Trading (ABT) Report Template and Guidance for Heavy-Duty Spark-Ignition (SI) Engines
Use this template and guidance to report for spark-ignition engines.
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CDX Document Upload Instructions for Nonroad Engine Manufacturers
Information on the steps to be followed for data submittal after the company's CDX account is established and ready for use.
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Averaging, Banking, and Trading Report Template and Guidance for Nonroad Compression-Ignition Engines (NRCI)
Use this template and guidance to report for nonroad compression-ignition engines.
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Averaging, Banking, and Trading (ABT) Report Template and Guidance for Onroad Heavy-Duty Compression-Ignition Engines for Criteria Pollutants
Use this template and guidance to report for compression-ignition engines.
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EPA’s Travel Efficiency Method (TEAM) Case Studies in Austin, TX and Pittsburgh, PA
Examines application of TEAM, in partnership with Capital Area Council of Governments, and Southwestern Pennsylvania Commission to estimate the travel activity and emissions impacts of potential travel efficiency scenarios in Austin, TX and Pittsburgh, PA.
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General Information, Contacts & Training for Transportation & Conformity
Resources are for air quality and transportation government and community leaders. Information on the transportation conformity program and how it's implemented is provided here.
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Performance requirements for verifying Low Rolling Resistance Retread Technologies under the SmartWay Program
This document describes the performance requirements for Low Rolling Resistance (LRR) retread technologies under the SmartWay Verification Program.
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Import Files for Heavy-Duty Vehicles in the Engines and Vehicles Compliance Information System (EV-CIS)
Use these files for heavy-duty vehicles in EV-CIS.
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Start a Composting Program
Interested in starting a composting program in your area? This page offers resources and things to consider.
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System Documentation for Heavy-Duty Engines in the Engines and Vehicles Compliance Information System (EV-CIS), formerly Verify
Files for the commercial trucks and buses module in EV-CIS.
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EV-CIS Document Types
This page provides a list of all EV-CIS certification and compliance (i.e., post-certification) document types that can be submitted to EV-CIS for each regulated industry.