El Niño set to be 'strongest in living memory', says Met Office
- Heat is released from the ocean into the atmosphere, lifting global temperatures and shifting rainfall patterns.
- Scientists declare an El Niño when sea surface temperatures in a key area of the Pacific are 0.5C or more above average.
- Current measurements show that they are well over 2C above normal.
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- Heat is released from the ocean into the atmosphere, lifting global temperatures and shifting rainfall patterns.
- Scientists declare an El Niño when sea surface temperatures in a key area of the Pacific are 0.5C or more above average.
- Current measurements show that they are well over 2C above normal.
Sources: BBC News