Biofuels 'are not a magic bullet'
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Biofuels may have a role to play in curbing climate change, Britain's Royal Society concludes, but many questions remain.
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Some key provisions include: ÃÂ· Using 36 billion gallons of biofuels yearly by 2022
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Researchers say results aren't necessarily transferable to human beings.
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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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Clearing land to produce biofuels such as ethanol will do more to exacerbate global warming than using gasoline or other fossil fuels, two scientific studies show.
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BRUSSELS, Nov 6 (IPS) - A body tasked with shaping European Union policy on  biofuels is dominated by companies with a vested interest in  promoting this source of energy, environmentalists have claimed.
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Biotechnology might be used to boost  the energy output of crops used in making renewable fuels, a  U.S. Agriculture Department advisory committee said on  Wednesday, noting the sharp rise in demand for the fuels.
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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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University of Minnesota scientists recently reported research results  indicating that biofuels derived from grassland plants yield up to twice  as much energy, per unit of land, as corn-based ethanol does.
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DaimlerChrysler and General Motors help biodiesel -- fuel that can be made from soybeans -- gain some traction in the United States and Europe. By John Gartner.
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In Texas, home to some of the  world's biggest oil companies, you might think the case for  renewable energy would be tough to make. As it happened it was  tough, but not impossible.
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Virgin scum-jumbo trial next year could rattle Saudis Boeing, manufacturer of much of the world airliner fleet, is to test the feasibility of using biofuels derived from non-standard feedstocks in its aircraft. Meanwhile, the US air force effort to develop domestically-supplied fuels continues.â¦
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The EU's environment chief admits it did not foresee the problems raised by its policy of boosting biofuels use.
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The perceived risk of relying on foreign oil and the desire to create fuel from domestic sources guarantees that biofuels will become competitive with crude oil. In Autopia.
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By NO BYLINE  A TASKFORCE is to be set up to find ways of increasing the supply of wood to make biomass energy. Mike Russell, the environment minister, announced the move yesterday on a visit to E.ON's soon-to- open GBP 90 million plant in Lockerbie.  (c) 2007 Scotsman, The.
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Research suggests that the sun's activity is not responsible for the onset of global warming.
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Some experts say that moving solar energy from niche to mainstream is unlikely without big breakthroughs.