Changes in AMOC might still be uncertain

Clouds drift over the Atlantic Ocean. Credit: Wikimedia Commons

The Atlantic Meridional Overturning Circulation (AMOC) is a major mechanism for heat redistribution on Earth and an important factor in climate variability and change. AMOC is projected to decrease in the future in response to anthropogenic warming. In a 2021 article published in Nature Geoscience, led by author L. Caesar, compared a variety of proxy records to reconstruct the evolution of the AMOC since about AD 400. The results revealed that an AMOC slowdown started in the nineteenth century and intensified during the mid-twentieth century.

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