U.S. Scientists: El Niño Ocean Heating Pattern Now Underway

Countries are racing to prepare for extreme weather patterns later this year as the world enters an El Niño phase. El Niño is a natural weather event which sees a rise in ocean surface temperatures. U.S. scientists say this has now begun in the Pacific Ocean, adding heat to an already warming planet, and could cause 2024 to be the world's hottest year on record.