Tropical Origins for Recent North Atlantic Climate Change

Evidence is presented that North Atlantic climate change since 1950 is linked to a progressive warming of tropical sea surface temperatures, especially over the Indian and Pacific Oceans. The ocean changes alter the pattern and magnitude of tropical rainfall and atmospheric heating, the atmospheric...

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Bibliographic Details
Published in:Science
Main Authors: Hoerling, Martin P., Hurrell, James W., Xu, Taiyi
Format: Article in Journal/Newspaper
Language:English
Published: American Association for the Advancement of Science (AAAS) 2001
Subjects:
Online Access:https://oceanrep.geomar.de/id/eprint/31402/
https://oceanrep.geomar.de/id/eprint/31402/1/90.full.pdf
https://doi.org/10.1126/science.1058582
Description
Summary:Evidence is presented that North Atlantic climate change since 1950 is linked to a progressive warming of tropical sea surface temperatures, especially over the Indian and Pacific Oceans. The ocean changes alter the pattern and magnitude of tropical rainfall and atmospheric heating, the atmospheric response to which includes the spatial structure of the North Atlantic Oscillation (NAO). The slow, tropical ocean warming has thus forced a commensurate trend toward one extreme phase of the NAO during the past half-century.