Observational data and modelling show that the rapid warming of the northeastern Canada and Greenland sector of the Arctic over the past three decades has been strongly driven by cooling in the tropical Pacific Ocean. See Letter p.209
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Bader, J. The origin of regional Arctic warming. Nature 509, 167–168 (2014). https://doi.org/10.1038/509167a
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DOI: https://doi.org/10.1038/509167a
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