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CLIMATE DYNAMICS

Winds shift El Niño flavour

On average, El Niño events have weakened and the centre of maximum sea surface temperature anomalies has shifted to the west over the past two decades. New research suggests that the strengthening of cross-equatorial winds in the eastern Pacific can cause these changes.

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Correspondence to Sang-Wook Yeh.

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Fig. 1: Strengthening of cross-equatorial winds and changes in the SST variability in the tropical Pacific.