'Off-the-charts' El Niño could spark global economic crisis, UN warns

The World Meteorological Organization (WMO) has warned that an exceptionally powerful El Niño could drive Pacific Ocean temperatures to unprecedented levels, triggering extreme heat, droughts and floods across the world. The damage won't stop on the front lines, UN Under-Secretary-General for Humanitarian Affairs and Emergency Relief Coordinator Tom Fletcher warned, predicting global economic shocks and "further conflict, displacement, migration."...