Implications of changes in the Northern Hemisphere circulation for the detection of anthropogenic climate change

The first principal component of Northern Hemisphere sea level pressure, known as the Arctic Oscillation (AO) index, has increased significantly in recent winters, and this change is associated with ~30% of Northern Hemisphere January-March warming. We examine the AO in a model used to detect anthro...

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Bibliographic Details
Main Authors: Gillett, N, Hegerl, G, Allen, M, Stott, P
Format: Journal article
Language:English
Published: 2000