Green Car Congress

DECEMBER 21, 2021

The Environmental Protection Agency (EPA) is finalizing the federal greenhouse gas (GHG) emissions standards for passenger cars and light trucks for Model Years (MY) 2023 through 2026. CO 2 , Compared to the Proposal and 2012 and 2020 Rules, grams/mile, 2021-2026. Source: EPA. Off-cycle” credits of up to 15 g/mile.

EPA 243

EPA Standards Gas Pollution 243

Green Car Congress

OCTOBER 1, 2010

The US Department of Transportation’s (DOT) National Highway Traffic Safety Administration (NHTSA) and the US Environmental Protection Agency (EPA) issued a Notice of Intent (NOI) to begin developing new standards for greenhouse gases and fuel economy for light-duty vehicles for the 2017-2025 model years. Earlier post.).

Fuel Economy 199

Fuel Economy EPA 2017 Economy 199

Green Car Congress

SEPTEMBER 15, 2009

Greenhouse gas and fuel economy levels under the EPA NHTSA joint proposed rulemaking. The proposal builds upon the core principles President Obama announced in May for a harmonized national policy intended to reduce fuel consumption and greenhouse gas (GHG) emissions for all new cars and trucks sold in the US.(

Fuel Economy 210

Fuel Economy EPA Economy Gas 210

Green Car Congress

APRIL 10, 2012

Technology warming potential (TWP) for three sets of natural gas fuel-switching scenarios. (A) A) CNG light-duty cars vs. gasoline cars; (B) CNG heavy-duty vehicles vs. diesel vehicles; and (C) combined-cycle natural gas plants vs. supercritical coal plants using low-CH 4 coal. Source: Alvarez et al. Click to enlarge.

Climate Change 270

Climate Change Climate Gas Coal 270

Green Car Congress

SEPTEMBER 21, 2009

On 15 Sep, NHTSA and the US EPA proposed a joint rulemaking on fuel economy and greenhouse gas emissions for light duty vehicles: an average new car 34.1 mpg if the automotive industry were to meet this CO 2 level just through fuel economy improvements.) ( Earlier post.). Earlier post.) Technologies.

2016 210

2016 MPG Fuel Economy EPA 210

Green Car Congress

JULY 17, 2015

The PHEV (Plug-in Hybrid Electric Vehicle), a subset of the electric car, combines a primary electric motor with a much smaller back-up engine fueled with a hydrocarbon/biofuel mix. (In In this paper PHEV refers solely to the long-range PHEV of 60 miles (100 km) electric-only range.) It is much more than that.

PHEV 150

PHEV Plug-in Renewable Energy 150