Green Car Congress

JUNE 10, 2011

Because of the lower carbon/hydrogen ratio of methane (CH 4 ) relative to gasoline, CO 2 emissions from the combustion of natural gas are approximately 75% of those of gasoline for a given amount of energy production. emissions are reduced by around 25% relative to the use of gasoline for the same engine efficiency.

MIT 299

MIT Gas Transportation Future 299

Green Car Congress

OCTOBER 15, 2009

It will do that, Secretary Mabus said, by replacing the current fleet, as they go out of service, with a new composite fleet of flex fuel vehicles, hybrid electric vehicles, and neighborhood electric vehicles. As to the larger goal, currently about 17% of the Navy and Marine Corps energy consumption comes from alternative sources.

2020 308

2020 Afghanistan Energy Mariner 308

Green Car Congress

NOVEMBER 13, 2010

The paper, which evaluates the potential costs and benefits of using natural gas as a vehicle fuel for road transportation, as well as the policy related to its market development, is intended to elicit comments and debate. The paper uses Brazil, India, Iran, Pakistan, the US and Europe as case studies.

Gas 207

Gas Transportation CO2 Global 207