ScienceDaily: A new study by a University of York scientist confirms that historical temperature data records constitute reliable evidence of climate change. Dr Kevin Cowtan, a computational scientist, carried out a new analysis of the data following suggestions that it was unreliable and that the rate of global warming was exaggerated as a result. Previous research by Dr Cowtan helped to address a claim that global warming had "paused" and clarified the level of agreement between climate models and observations....