New PNAS paper claims Arctic planetary albedo dropped significantly, yet recent CERES data shows no significant change

From PNAS: Direct satellite observation reveals that the Arctic planetary albedo, a measure of reflectiveness, decreased from 0.52 to 0.48 between 1979 and 2011, a change in albedo that corresponds to a climate forcing 25% as large as that due to changes in atmospheric carbon dioxide concentrations over the same time period, according to this…

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NRC’s 2011 ‘Climategate’

Guest post by Rud Istvan Excerpted from book in progress Arts of Truth Based on the forthcoming Gaia, Musings on Sustainability © 2012 Rud Istvan   There is a recent example of artful lack of disclosure in the climate change debate. It concerns not warming itself, but rather the possible negative impacts. The following chart…