Tag Archives: IPCC

IPCC and the Law Dome Graphic

Re-reading Climategate and AR4 Review Comments, I noticed an interesting discussion about handling the Law Dome O18 record – a series used in Mann and Jones (2003) and Jones and Mann (2004) with a very elevated MWP.

Shoveling into the wind: Blizzards and global warming

Update:  Feb 14 2010:  Dana Milbank of the Washington Post provides his perspective: (emphasis mine) As a scientific proposition, claiming that heavy snow in the mid-Atlantic debunks global warming theory is about as valid as claiming that the existence of John Edwards debunks the theory of evolution. In fact, warming theory suggests that you’d see […]

EPA Quality Guidelines: the NAS Panel and IPCC

The U.S. EPA just released (Apr 17, 2009) “Proposed Endangerment and Cause or Contribute Findings for Greenhouse Gases Under Section 202(a) of the Clean Air Act” url together with a Technical Support Document url. In Canada and most countries, governments just implement these sorts of policies without the huge regulatory process that delays everything in […]

IPCC and Solar Correlations

Here’s a post which I wrote last June but didn’t post up at the time because the NAS Panel report came out and I had other pressing matters to comment on. My post as then drafted started: Last week, through Chefen, Jean S and myself, here here here and here , we showed that MBH98 […]

IPCC Procedures

There’s a description of IPCC procedures for adopting reports here. There are a number of policies on "disparate views" or "different views"

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