article thumbnail

EPA finalizes greenhouse gas standards for LDVs MY 2023-2026

Green Car Congress

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
article thumbnail

EPA: US greenhouse gases dropped 3.4% in 2012 from 2011; down 10% from 2005 levels

Green Car Congress

US greenhouse gas emissions by gas. The US Environmental Protection Agency (EPA) released its 19 th annual report of overall US greenhouse gas (GHG) emissions, showing a 3.4% decrease in 2012 from 2011. Total emissions of the six main greenhouse gases in 2012 were equivalent to 6,526 million metric tons of carbon dioxide.

2005 252
article thumbnail

ORNL study finds best current use of natural gas for cars is efficient production of electricity for EVs

Green Car Congress

However, they also noted, high PTW efficiencies and the moderate fuel economies of current compressed natural gas vehicles (CNGVs) make them a viable option as well. If CNG were to be eventually used in hybrids, the advantage of the electric generation/EV option shrinks. Their open access paper is published in the journal Energy.

article thumbnail

Audi opens power-to-gas facility in Werlte/Emsland; e-gas from water, green electricity and CO2

Green Car Congress

Audi’s e-gas plant. Audi has opened its e-gas plant in Werlte, making it the first automobile manufacturer to develop a chain of sustainable energy carriers. The Audi e-gas plant, which can convert 6MW of input power, utilizes renewable electricity for electrolysis to produce oxygen and hydrogen. Click to enlarge.

article thumbnail

Ford begins production of 2012 Focus Electric at Michigan Assembly, C-MAX models on deck

Green Car Congress

Ford’s Michigan Assembly Plant is starting production of the 2012 Focus Electric ( earlier post )—a five-passenger, battery-electric car Ford expects will achieve more than a 100 miles per gallon equivalent (MPGe) fuel economy rating. 1 gallon of gasoline=33.7 1 gallon of gasoline=33.7 Portland, Ore.;

Michigan 363
article thumbnail

Rice study finds using natural gas for electricity and heating, not transportation, more effective in reducing GHGs

Green Car Congress

Rice University researchers have determined a more effective way to use natural gas to reduce climate-warming emissions would be in the replacement of existing coal-fired power plants and fuel-oil furnaces rather than burning it in cars and buses. However, residential uses and exports of natural gas were not considered in those comparisons.

article thumbnail

EPA trends report sees record levels of average new vehicle fuel economy and CO2 emissions for MY 2012; role of new gasoline vehicle technologies

Green Car Congress

EPA projects advanced transmissions (6+ speeds and CVTs), gasoline direct injection (GDI) systems, and turbocharged engines will be installed on at least 15% of all MY 2013 vehicles. The majority of the emissions and fuel savings from current vehicles, EPA noted, is due to new gasoline vehicle technologies. Click to enlarge.