Tag Archives: PDO

Deeper Doo Doo for Dendrochronology

Posted on February 20, 2012 by gymnosperm

Indices of the Pacific Decadal Oscillation are in close agreement for the period of the last seventy years. The NASA Multivariate Index and the Mantua Index only go back a hundred or so and they correlate very closely. These shorter … Continue reading →

Posted in Climate, Climate Change, Geography, Oceanography, Paleoclimate, Paleogeography | Tagged , , , , , , | 3 Comments

528 years of PDO, the long skinny one.

Posted on January 23, 2012 by gymnosperm

        Quite a bit lost in the upload but here is the complete Shen Index plotted on three graphs and cobbed together (Excel tops out at 255 per series). Most of the time the index has been … Continue reading →

Posted in Climate, Climate Change, Geography, Global Warming | Tagged , , | Leave a comment

And so goes PDO…

Posted on January 22, 2012 by gymnosperm

The first thing one notices is that this historical index shows the Pacific Oscillation to be far more medicentennial than decadal. This bears some further work for this wonderful index:  Shen, C., et al. 2006. Pacific   Decadal Oscillation Reconstruction. IGBP … Continue reading →

Posted in Climate, Climate Change, Geography | Tagged , , , | Leave a comment