05/12/2010 05:12 am ET Updated May 25, 2011

Will London 2012 Be The Greenest Olympics?

Vancouver was praised for hosting the "greenest Olympics ever" with LEED certified buildings, the use of recaptured gas and the construction of a hydrogen highway. However, London looks set to raise the bar even higher with plans to blow Vancouver's achievements out of the water in 2012.

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