El Niño: why predictable climate event still has the scientists guessing
by Tim Radford from on (#Z5DX)
Blister of sea surface heat in Pacific Ocean can set off devastating drought, storms and rainfall around the globe - or just fade away
El Nino is one of the most predictable climate events on the planet, according to the US National Oceanic and Atmospheric Administration, but it also has a way of keeping climate scientists guessing.
In March the oceanographers predicted the current event could be the weakest on record, but in August the same agency warned it could be the strongest.
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