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Climate Change Bill [Lords]

I do not think I should. We are running badly behind time. The right hon. Member for Hitchin and Harpenden (Mr. Lilley) questioned the costs involved, as he has on previous occasions. The shadow Committee on Climate Change estimates the cost to the United Kingdom of meeting an 80 per cent. greenhouse gas reduction target to be between 1 and 2 per cent. of GDP in 2050. That was set out very clearly, and, as the right hon. Gentleman knows from the Stern report, most of us—although that may not include him—accept that the costs of inaction are much greater than the costs of action. We broadly agree with the range that the Committee has identified. In overall terms, costs of between 1 and 2 per cent. of GDP in 2050—