AMO, NAO, and Correlation

Guest Post by Willis Eschenbach There’s a new paper over at IOP called “Forcing of the wintertime atmospheric circulation by the multidecadal fluctuations of the North Atlantic ocean”, by Y Peings and G Magnusdottir, hereinafter Peings2014. I was particularly interested in a couple of things they discuss in their abstract, which says (emphasis mine): Abstract The…

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Why El Niño and not the AMO?

Guest Post by Willis Eschenbach On another thread, a poster got me thinking about the common practice of using the El Nino 3.4 Index to remove some of the variability from the historical global average surface temperature record. The theory, as I have heard it propounded, is that the temperature of the Earth is “signal”,…

Mann and coining the AMO and claims of credit

Junkscience.com writes: Did Michael Mann falsely claim to coin a famous climate term actually coined by someone else? In Mann’s new book “The Hockey Stick and Climate Wars”, Mann writes: The multidecadal oscillation I’d helped discover would nonethless become a cause celebre among climate change contrarians. It would even get a name: the “Atlantic Multidecadal…

New WUWT Oceanic Oscillation Page – With Link Tutorial

Introducing WUWT’s newest addition, the Oceanic Oscillation Page, which includes graphs and graphics,on Oceanic Oscillations including the Pacific Decadal Oscillation (PDO), El Niño/La Niña and the Atlantic Multi-Decadal Oscillation (AMO). It was a struggle to find content for this page, particularly the Atlantic Multi-Decadal Oscillation (AMO), so if you have any suggested additional content for…