US scientists puncture the ethanol biofuel bubble
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Crop switch likely to increase emissions Good science news (or bad, depending on your point of view) has arrived with two reports on the carbon footprint of biofuels, in the paper edition of Science magazine. They deal serious damage to the belief - which up to now has been driving the biofuel bubble - that stepped-up ethanol production in the US is an answer to global warming.â¦
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Even as some states are mandating ethanol as part of the fuel mix, new research suggests that some biofuels are less ecofriendly than they seem.
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US scientists say they have made a breakthrough in their quest to make low-cost hydrogen, possibly a step toward finding new sources of energy to end US dependence on foreign oil.
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Bacteria in termite guts could make ethanol from noncorn sources cheaper.
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It's time for a research resurgence into using small water plants to produce oil and ethanol. In Autopia.
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WASHINGTON -- A push from Congress and the White House for huge increases in biofuels, such as ethanol, is prompting the oil industry to scale back its plans for refinery expansions. That could keep gasoline prices high, possibly for years to come.
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By Jay Burney  The newly proposed ethanol production facility, announced for downtown Buffalo, may carry with it some seriously negative environmental and economic consequences.  For instance, the U.S.
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The widespread use of ethanol from corn could result in nearly twice the greenhouse gas emissions as the gasoline it would replace because of expected land-use changes, researchers concluded Thursday
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Our South American neighbor expands its production of ethanol and biodiesel. Partnering with Brazil would benefit the economy of a democracy and clean our skies. In Autopia.
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Making ethanol from corn is expensive. Better biofuels are years away from the gas tank. But do we really have any alternative?
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ORLANDO, Florida  - House Speaker Nancy Pelosi promised U.S. farmers billions of dollars in disaster aid, along with research money toward new forms of ethanol, the renewable fuel spurring an economic bonanza for rural America.
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Even in the Midwest where ethanol is most popular, its success as an alternative fuel is far from assured.
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By Ian Johnston Environment Correspondent  WILD flowers grown on some of the world's least fertile land could provide huge amounts of environmentally friendly biofuel, according to US scientists.
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U.S. chemists say they've used a process that creates bubbles as hot as the surface of the sun to make hollow iron oxide nanospheres.
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Blog: Although long-term prospects for ethanol are positive, experts warn that corn-based ethanol investments could hit snags.
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Sugar found in fruit such as apples can be made into a powerful low carbon biofuel, US researchers say.
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Ethanol is the currently the star of biofuels but new mandates will spur development of synthetic biofuels that mimic fossil fuels, says policy analyst.