Racing round the world on biofuel
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Science & environment: Environmentally-friendly speedboat Earthrace aims to do 26,000 miles in 65 days
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Across the globe, huge demand for biofuels has created tension between using land to produce fuel and using it for food.
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E10 doesn't have a lot of biofuel in it. E85 is tough to find. So why not E30?
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Brazil's sugar cane provides the ethanol that fuels eight out of every 10 new Brazilian cars. Bush wants an alliance with the planet's undisputed renewable energy leader. By the Associated Press.
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Brazil aims to double its production of ethanol in 10 years as the high price of oil and growing concerns over climate change spark a demand for biofuels.
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Finding a cheap way to produce hydrogen fuel has been something of a Holy Grail to energy researchers for years. Recently, teams across the world announced advances, but observers say some promises are running ahead of results. By DaithÃ­ Ã hAnluain.
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Long used by farmers as a guard against grazing animals and erosion, a plant called jatropha is now being hailed as a potentially ideal source of biofuel.
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SAO PAULO, Brazil, Feb. 7 -- The United States and Brazil, the two largest biofuel producers in the world, are meeting this week to discuss a new energy partnership that they hope will encourage ethanol use throughout Latin America and that U.S. officials hope will diminish the regional influence of oil-rich Venezuela....
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America is drunk on ethanol. Farmers in the Midwest are sending billions of bushels of corn to refineries that turn it into billions of gallons of fuel. Automakers in Detroit have already built millions of cars, trucks and SUVs that can run on it, and are committed to making millions more. In Washington, politicians have approved generous subsidies for companies that make ethanol.
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Using plants to feed our fuel needs may be a great idea, and the biofuel goldrush could be a moneyspinner for several poor countries, but some experts warn people may go hungry as food prices rise.
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NEW YORK -- America is drunk on ethanol. Farmers in the Midwest are sending billions of bushels of corn to refineries that turn it into billions of gallons of fuel.
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EcoMotors says it can hit 100 miles per gallon by 2011. So do some others.
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Chemists in the United States say they have broken new ground in biofuels, transforming plant sugar into a liquid fuel that packs 40-percent more energy than ethanol and appears to have fewer of its drawbacks.
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British scientists are claiming a world first after finding a way to use hydrogen to fuel cars.
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The lack of easy funding hasn't dampened the ambitions of a man who wants to speed around the globe in a motorboat running on fuel made from organic and recycled oils.
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Biofuel may be the future of energy consumption but the rush to embrace it is driving up the price of corn, causing water shortages and driving poor farmers from their land, a U.N. official warns.
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Some key provisions include: ÃÂ· Using 36 billion gallons of biofuels yearly by 2022