track record of end of world predictions was as equally lacking in intelligence as my earlier youthful remark . The case for doing something to prevent global warming isn't necessarily to prevent the end of the world. Its is to prevent damage to the environment, (polar ice caps, glaciers, coral reefs, rainfall pattern etc) and minimise the rise in sea level. John Westman Thanks Peter Lloyd and Manacker. I read that bit about the doomsayers recently, in Plimer's book. It hit the nail on the head! 500 pages of non stop information-it should be read by everyone. We hear the cry every now and then that human induced climate change must be correct because the Royal Society said so and that there is consensus. The Royal Society is old and venerable but these are perhaps it's problems. With age and venerability also come memory loss; dementia, and problems grasping new concepts. It may be enlightening to know that a past president of the society, Lord Kelvin once scoffed, that heavier than air machines could not fly! Lord Kelvin also stated that there was nothing more to know about physics: That we knew it all! You will agree that his comments were rubbish! Many people have a difficulty with critical thinking. With AGW becoming an unquestioning dogma with all the trappings of a religion, it may be opportune to consider the comments from one, Bertrand Russell. "Many people would rather die than think. In fact they do." Is this because it