Guardian: From some of the worst floods ever known in Britain, to record-breaking temperatures over the Christmas holiday in the US and and forest fires in Australia, the link between the tumultuous weather events experienced around the world in the last few weeks is likely to be down to the natural phenomenon known as El Nio making the effects of man-made climate change worse, say atmospheric scientists.
El Nio occurs every seven to eight years and is caused by unusually warm water in the Pacific Ocean....