Plagued by reports of sloppy work, falsifications and exaggerations, climate research is facing a crisis of confidence. How reliable are the predictions about global warming and its consequences? And would it really be the end of the world if temperatures rose by more than the much-quoted limit of two degrees Celsius?This is an encouraging development. The hubristic nonsense being mouthed by Al Gore and his acolytes has been replaced by uncertainty and a degree of humility. Hopefully a less arrogant and politically charged investigation of climate change and its consequences can now take place.
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