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Nature 440, 12 (2 March 2006) | doi:10.1038/440012a; Published online 1 March 2006

Alternative energy plan criticized

Jacqueline Ruttiman & Emma Marris

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Analysts say US research push is not enough.

Just weeks after President George W. Bush vowed to wean the United States off oil and onto alternative energy sources, scientists and policy analysts are voicing concern that the research push is unlikely to yield the promised benefits.