Learn the Issues

Slide Presentations: March 2018 Stakeholder Webinar on the Public Review Draft of the 1990-2016 GHG Inventory

EPA Inventory of US Greenhouse Gas Emissions and Sinks - Updates Under Consideration for Natural Gas and Petroleum in the 1990-2016 Inventory

Inventory of U.S. Greenhouse Gas Emissions and Sinks: 1990-2018

View or download the Inventory of U.S. Greenhouse Gas Emissions and Sinks: 1990-2018, including individual chapters and annexes.

Environmental Crime Victim Resources - Pacific Islands

A resource listing for environmental crime victims

National Vehicle and Fuel Emissions Laboratory (NVFEL) Vehicle Technology Showcase 2014

National Vehicle and Fuel Emissions Laboratory Vehicle Technology Showcase 2014's meeting information including the agenda is here.

National Vehicle and Fuel Emissions Laboratory (NVFEL) 2012 Vehicle Technology Showcase

This page provides a summary of information on National Vehicle and Fuel Emission Laboratory 2012 Vehicle Technology showcase.

National Vehicle and Fuel Emissions Laboratory (NVFEL) Vehicle Technology Showcase

National Vehicle and Fuel Emissions Laboratory Vehicle Technology Showcase 2015 meeting information including the agenda is here.

Marine, Nonroad and Onroad Regulations Related to Ports

Regulations for marine, nonroad and onroad that are related to ports activities.

Announcements for FCA Violations

Announcements about EPA's issued notice of violation (NOV) of the Clean Air Act (CAA) to FCA. The NOV alleges software that circumvents EPA emissions standards for certain air pollutants.

December 2020 MOVES Model Review Work Group Meeting Materials

December 2020 MOVES Model Review Work Group Meeting Materials.

Discover Fuel-Saving Tips

A list of simple steps for combating climate change while driving.

Light- and Medium-Duty Proposed Standards for Model Years 2027 and Later

EPA proposes to set new, more ambitious emissions standards for light- and medium-duty vehicles for model year (MY) 2027 and later.

Heavy-duty Greenhouse Gas “Phase 3” for Model Years 2027 and Later - Notice of Proposed Rulemaking

EPA proposes to set new, more ambitious emissions standards for heavy-duty vehicles for model year (MY) 2027 and later.

Kia Request for GHG Credit for Hanon A/C Compressor with Variable Orifice Valve Technology

Kia Motors Group represented by HATCI requests EPA approve an off-cycle greenhouse gas (GHG) credit for the use of Hanon A/C Compressor with Variable Orifice Valve (VO valve) Technologies applied to MY2021 and later HMC vehicles sold in the U.S.

Kia Request for GHG Credit for Gentherm Climate Control Seats

Kia Motors Group represented by HATCI requests EPA approve an off-cycle greenhouse gas (GHG) credit for the use of active Gentherm Climate Control Seat (CCS) technologies applied to MY12+ passenger cars and light trucks, front seating locations.

Hyundai Request for GHG Credit for Hanon A/C Compressor with Variable Orifice Valve Technology

Hyundai Motor Company represented by HATCI, requests that EPA approve an off-cycle greenhouse gas (GHG) credit for the use of Hanon A/C Compressor with Variable Orifice Valve (VO valve) Technologies applied to MY2021 and later HMC vehicles sold in the U.S.

Hyundai Request for GHG Credit for Gentherm Climate Control Seats

Hyundai Motor Company represented by HATCI, requests that EPA approve an off-cycle greenhouse gas (GHG) credit for the use of active Gentherm Climate Control Seat (CCS) technologies applied to MY12+ passenger cars and light trucks, front seating locations.

Manufacturer Tier 3 Questions and EPA Answers

This document contains a record of EPA responses to manufacturer questions received prior to October 16, 2015 with respect to implementation of the Tier 3 final rule intended to aid regulated parties in achieving compliance with regulations for light-duty