North Atlantic deep waters show slower renewal as ocean ventilation weakens

PHYSorg
Jan 20, 2026, 9:11 pm149 pts
The ocean is continuously ventilated when surface waters sink and transport, for example, oxygen and carbon to greater depths. The efficiency of this process can be estimated using the so-called water age, which describes the time elapsed since a water mass last was in contact with the atmosphere.

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North Atlantic deep waters show slower renewal as ocean ventilation weakens

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