PALAEOCEANOGRAPHY

Push from the Pacific

Enhanced upwelling and CO2 degassing from the subpolar North Pacific during a warm event 14,000 years ago may have helped keep atmospheric CO2 levels high enough to propel the Earth out of the last ice age.

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Fig. 1: Breaking the ice.

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Correspondence to Samuel L. Jaccard.

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Jaccard, S.L., Galbraith, E.D. Push from the Pacific. Nature Geosci 11, 299–300 (2018). https://doi.org/10.1038/s41561-018-0119-3

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