laterite:

“these [modern] fluctuations appear to me to preclude any strong conclusions that the relatively modest increase [in ocean heat content] is unprecedented.”

Originally posted on Climate Audit:

There has been considerable recent attention to Rosenthal et al 2013: WUWT here, Judy Curry here, Andy Revkin here.

The article itself presents a Holocene temperature reconstruction that is very much at odds both with Marcott et al 2013 and Mann et al 2008. And, only a few weeks after IPCC expressed great confidence in the non-worldwideness of the Medieval Warm Period, Rosenthal et al 2013 argued that the Little Ice Age, Medieval Warm Period and Holocene Optimum were all global events.

Although (or perhaps because) the article apparently contradicts heroes of the revolution, Rosenthal et al 2013 included a single sentence of genuflection to CAGW:

The modern rate of Pacific OHC change is, however, the highest in the past 10,000 years (Fig. 4 and table S3).

In the Columbia and Rutgers press releases accompanying the article, this claim was ratcheted up into the much more grandiose…

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