Senin, 18 Januari 2010

Nuclear fusion is the future

By Roger Highfield

James Hansen Photo: PA 'It's time to stop waffling so much and say that the evidence is pretty strong that the greenhouse effect is here." With that warning to the US Congress in June 1988, the Nasa climatologist James Hansen focused the minds of politicians on a danger that, until then, many of them had treated with scepticism.

A few days later

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