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World: El Niño is forecast to intensify, increasing likelihood of extreme weather

World: El Niño is forecast to intensify, increasing likelihood of extreme weather
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. El Niño and La Niña are opposite phases of the El Niño–Southern Oscillation (ENSO); one of the most powerful drivers of year-to-year climate variability. It is a naturally occurring climate patterns characterized by above-average sea-surface temperatures in the central and eastern equatorial Pacif