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Issue:  Angry America Fly Title:  The future of biofuels Rubric:  Biofuels are back. This time they might even work Location:  London and san francisco Main image:  20101030_bbd001.jpg The electrification of cars, however the electricity might be generated, would be the end of the road for ethanol. But not necessarily for drop-ins. There is no realistic prospect for widespread electric air travel: the jet engines on aircraft need the high-energy density that only chemical fuels can provide. So if you want low-carbon flying, drop-in biofuels are the only game in town. And civil aviation alone is expected to use 250 billion litres of fue

l this year, is growing fast and could pay a premium if its emissions were subject to a cap or a tax. Over the long run, the future for biofuels may be looking up. Article body images:  20101030_bbc918.gif 20101030_bbc559.gif 20101030_bbd002.jpg …

ARGENTINA has confirmed investors’ worst fears by nationalising YPF, the former state oil company. This week’s issue of The Economist examines the decision’s effect on the Argentine economy, and argues that the West should retaliate. It also looks at Brazil’s efforts to lower its sky-high interest rates.

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