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Oceanography

Slowing of the ocean’s deep breath

Nature Climate Change volume 13, pages 507–508 (2023)Cite this article

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The deepest reaches of the ocean are ventilated by sinking of cold and relatively saline seawater around Antarctica. Observations from the Australian sector of the Southern Ocean reveal a decline in sinking and abyssal ventilation, linked to dropping ocean salinity on the Antarctic shelf.

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Fig. 1: Slowdown of Antarctic sinking drives deoxygenation of the deep ocean.

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  1. LOCEAN Laboratory, Sorbonne University-CNRS-IRD-MNHM, Paris, France

    Casimir de Lavergne

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  1. Casimir de Lavergne
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Correspondence to Casimir de Lavergne.

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The author declares no competing interests.

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de Lavergne, C. Slowing of the ocean’s deep breath. Nat. Clim. Chang. 13, 507–508 (2023). https://doi.org/10.1038/s41558-023-01662-z

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