More fatal flaws in the Shakun et al. Nature paper claiming that CO2 preceded late glacial warming [Part 2]

By Dr. Don Easterbrook In Part 1 , I posed 11 questions related to underlying assumptions and misconceptions that form the basis for the paper “Global warming preceded by increasing…

Shakun The Last, I Hope

Guest Post by Willis Eschenbach In three previous posts here, here, and here, I discussed problems with the paper by Shakun et al., “Global warming preceded by increasing carbon dioxide…

Shakun, Not Stirred, and Definitely Not Area-Weighted

I’d like to highlight one oddity in the Shakun et al. paper, “Global warming preceded by increasing carbon dioxide concentrations during the last deglaciation” (Shakun2012), which I’ve discussed here and here.…

Did Shakun et al. really prove that CO2 preceded late glacial warming? [Part 1]

By Don J. Easterbrook, PhD. In a paper “Global warming preceded by increasing carbon dioxide concentrations during the last deglaciation”, Shakun et al.(Nature 2012) contend that rising temperature at the…

Shakun Redux: Master tricksed us! I told you he was tricksy!

Guest Post by Willis Eschenbach The quote above is from Lord of the Rings, an exchange between Gollum and Smeagol, and it encapsulates my latest results from looking into the…

Shakun on our wobbly world's precession, ocean CO2 fizzing, the last ice age, and all that

It seems that the author of the recent paper in Nature (Shakun et al ) says that the Earth’s wobble was a contributor for ending the ice age, but won’t…

A reply to Shakun et al – Dr. Munchausen Explains Science By Proxy

Guest Post by Willis Eschenbach There’s a new study entitled “Global warming preceded by increasing carbon dioxide concentrations during the last deglaciation”, Shakun et al. (paywalled, hereinafter Shakun2012). The paper…