Scientists predict an emerging El Niño event that may rank among the strongest in history after Pacific temperatures rose sharply.The World Meteorological Organization and NOAA suggest the buildup of warm subsurface waters could create a super El Niño by midyear.Forecasters expect the phenomenon to drive extreme heat and storms across the globe while temporarily pushing total temperatures to record highs.Researchers emphasize that this natural cycle compounds existing climate change impacts caused by ongoing global fossil fuel emissions.