Ancient tree reveals cause of spike in Arctic temperature

Hmmmm……what does everyone think of this? ~ ctm Here is the abstract: Contrasting Greenland and Antarctic temperatures during the last glacial period (115,000 to 11,650 years ago) are thought to have been driven by imbalances in the rates of formation of North Atlantic and Antarctic Deep Water (the ‘bipolar seesaw’). Here we exploit a bidecadally…

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