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Grand Prize Combustion-Engine Winner at 2009 Shell Eco-Marathon Americas Achieves 2,757.1 MPG

Green Car Congress

For both categories, teams could use any conventionally available energy source, including fuels such as diesel, gasoline and liquid petroleum gas (LPG), as well as alternative fuels such as hydrogen, biomass and solar. In 2007, the event was brought to the Americas.

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Are biofuels the answer for green cars? The Green Piece

Green Cars News

Several studies have shown that biofuel production can be increased without a significant increase in acreage, but the debate has only been made all the more tempestuous by the 2007-2008 world food price crises. There are concerns too about soil erosion and deforestation. Further worries include the impact on water resources.