Guardian: The world's most devastating global weather phenomenon the weather events associated with "El Nio" will double in frequency to once a decade if global warming remains unchecked, according to what scientists believe is a major step forward in the understanding of such events.
The last extreme El Nio, in 1997-98, resulted in the hottest year on record, and the accompanying floods, cyclones, droughts and wildfires killed an estimated 23,000 people and caused 21bn-28bn in damage, particularly...