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Copenhagen Climate Change Conference

I am grateful to the hon. Member for Stoke-on-Trent, North (Joan Walley) for keeping her comments brief, and I shall do likewise to enable other hon. Members to speak. However, I have to tell the hon. Lady that I am more in agreement with my right hon. Friend the Member for Hitchin and Harpenden (Mr. Lilley) than I am with her. First, I wish to thank my researchers Alex and Andrew for providing the background detail for my comments this afternoon. The Copenhagen climate change conference is an update on Kyoto, so that the world can unite and make a greener planet. However, there is much contradictory evidence about what is causing global warming. It is like rolling a set of dice—the outcome is uncertain. Some 1,000 years ago, for instance, Greenland was warm enough for the Vikings to have vineyards there, but today it is covered with ice. That contradicts the idea that global warming has been going on for ever and a day—