Long Journey (IMAGE)

Columbia Climate School

Long Journey

Caption

The Atlantic meridional overturning circulation, seen here in simplified form, brings warm water northward (red arrows) until it reaches the region around Greenland and northern Europe. Here, it sinks and travels southward (yellow arrows). Much of the water re-emerges in the Southern Ocean.

Credit

Courtesy Francesco Muschitiello/Lamont-Doherty Earth Observatory

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