Globally, 2015 set a new record for the most extremely warm days in the 66-year record (1.8 times more than the average). The number of extremely warm days and nights was the highest ever recorded in western North America, parts of central Europe, and central Asia.
A record-smashing hurricane season in the central North Pacific. Water rationing in Puerto Rico. The biggest one-year jump in atmospheric carbon dioxide concentrations. These and more of 2015's extreme events had one thing in common: El Niño.
Scorching heat bakes the Southwest in mid-June 2016
June 22, 2016
Will the Great Barrier Reef recover?
May 26, 2016
Late July’s stupefying heat indexes in southwest Iran
August 14, 2015
Wildfires burn up western North America
July 24, 2015
Summer heat wave arrives in Europe
July 14, 2015