TIMES ONLINE - The age of sail could be staging something of a comeback as part of an imaginative attempt to cut greenhouse gases on the high seas. German engineers have devised a way of tugging merchant vessels along with huge, computer-steered kites, known as SkySails, that catch the ocean winds. Today the first new cargo ship to harness wind power in well over a century will be launched in Hamburg, with the maiden journey taking the 10,000-tonne MS Beluga Skysails across the Atlantic to Houston.

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