The pause that cools: No more warming until 2015?
You may recall the previous post where Basil Copeland and I looked at correlations between HadCRUT global temperature anomaly and sunspot numbers. This is similar, but looks at the Pacific Decadal Oscillation (PDO) and uses the same Hodrick-Prescott (HPT) filter as before on the HadCRUT global temperature anomaly data and the PDO Index. click for…