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Nature 445, 344-345 (25 January 2007) | doi:10.1038/445344a; Published online 24 January 2007

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Special report Saving time

Michael Hopkin

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Politicians in the United Kingdom and United States have launched efforts to extend daylight-saving measures — hoping to save lives, cut power use and combat carbon emissions. But energy experts say that it's not that easy. Michael Hopkin reports.

On 26 January, the British parliament will vote on whether to turn its back on a cherished piece of the country's heritage: Greenwich Mean Time, long the standard against which the world's clocks were set. Under the proposal, Britons would set their watches forward an hour year-round, putting them on the same time as the rest of Europe, and never on Greenwich time.

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