Nature Communications (Aug 2019)

Arctic–Eurasian climate linkage induced by tropical ocean variability

  • Shinji Matsumura,
  • Yu Kosaka

DOI
https://doi.org/10.1038/s41467-019-11359-7
Journal volume & issue
Vol. 10, no. 1
pp. 1 – 8

Abstract

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El Niño warms the tropical Atlantic, which in turn induces an anomalous Rossby wave train, triggering Arctic sea-ice growth and Eurasian warming in the El Niño decay year. This teleconnection via the tropical Atlantic and the Arctic in La Niña decay year contributes to Eurasian cold winter extremes.