The London 2012 Olympics are to be the greenest games in history organizers have said.

The body in charge of construction and design said it would champion low waste, low carbon emissions and green transportation. Prime Minister Tony Blair said London 2012 could become a "cutting edge example of sustainability". The government though is expected to be criticized for its handling of finances in an MPs' report due out on Wednesday. Olympic Delivery Authority chief executive David Higgins said: "Ensuring a sustainable approach to building the Games will help ensure London 2012 is remembered not only as two weeks of fantastic sporting action, but also as the greenest games to date."

Better than Sydney

The ODA claims it will cut emissions to 50% by generating energy on the site and renewable energy It also said about 90% of the demolition materials will be reused or recycled and at least 20% of materials used in permanent venues and residential areas would be recycled. And half of the construction materials will be transported to the Olympic Park by rail and water. Walking, cycling and public transport will be promoted as the best ways to get to the events. London Olympic Organizing chairman Lord Coe and Mr Blair responded to the strategy in a joint podcast.

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