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Published online 24 March 2004 | Nature | doi:10.1038/news040322-7

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Sea change for tidal power

New underwater turbines could be cheap and eco-friendly.

ABritish company has invented a simple tidal power system that is relatively easy to install and has little impact on its environment. The device could soon be added to our range of renewable energy resources, and be used to bring power to remote seaside locations.

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