April 28, 2008
The US air force will this week call for the world’s top scientists to come together in a 21st-century Apollo-style programme to develop greener fuels and tackle global warming. It wants universities, governments, companies and environmental groups to collaborate on a multibillion-dollar effort to work out greenhouse gas emissions of existing and future fuels.
William Anderson, an assistant secretary of the air force, said the project aimed to calculate the overall carbon footprint of the world’s energy sources, rather than merely measure their direct emissions.
He said controversy over the environmental impact of biofuels showed such an effort was needed to avoid making the situation worse: “If you look at the situation with bioethanol from corn, a lot of people saw that as a panacea, but now it seems that if you include the lifecycle greenhouse gas emissions, the carbon footprint may be worse than people realised.
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