Thursday, November 24, 2005

Wave power

'The tsunami in the Indian Ocean last December that killed nearly 300,000 people and shattered the lives of millions also offered the world an indelible demonstration of how much energy a wave can carry. Geologists estimate the underwater earthquake that triggered the tsunami unleashed a force greater than all the explosives detonated in World War II. That much energy—6 trillion watt-hours—breaks on the world's coastlines every two hours or so. Capture it all and you could power 5 million American households for a year.' More

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