Rahmstorf’s Second Trick - The Rahmstorf et al reconstruction commences in AD900 even though the Mann et al 2009 reconstruction goes back to AD500. Once again, this raises the obvio...
12 minutes ago
“The Copenhagen climate change summit closed two weeks ago in confusion, disagreement and, for some, disillusionment. When the political process shows such a lack of unanimity, it is pertinent to ask whether the science behind the politics is as settled as some participants maintain.
Earlier this month (The Australian, December 9) I commented on recently published results showing huge swings in atmospheric carbon dioxide, both up and down, at a time of global cooling 33.6 million years ago.
Some senior scientists, who are adherents of orthodox global warming theory, do not like authors publishing data that can be used to argue against orthodoxy, a point made by unrelated authors with startling clarity in the Climategate leaked emails from the University of East Anglia.”
“... as Pearson and his colleagues pointed out in their letter two weeks ago, "We caution against any attempt to derive a simple narrative linking CO2 and climate on these large time scales. This is because many other factors come into play, including other greenhouse gases, moving continents, shifting ocean currents, dramatic changes in ocean chemistry, vegetation, ice cover, sea level and variations in the Earth's orbit around the sun."”