"For a theory to be scientific it must be capable of being refuted by the evidence. Given that we have had three decades of rising temperature followed by a decade of stable and slightly falling temperatures worldwide, how many decades would you require before you are convinced that the theory on which you are committing Â£400bn of taxpayers' money might be slightly wrong?"

Source : House of Commons debates, www.publications.parliament.uk. June 4, 2009.

Peter Lilley

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