Deep Climate

Lorne Gunter – again (and again)

February 22, 2010 · 10 Comments

The headline and deck from Lorne Gunter’s op-ed piece in Sunday’s Edmonton Journal say it all.

Climate alarmists feeling more heat

But discredited data-fudgers have too much at stake to give up now

Lorne GunterOnce again, columnist Lorne Gunter, Canada’s answer to George Will, has launched an outrageous, libelous attack on climate science and climate scientists. And, once again, his diatribe is remarkably free of any actual facts, and contains several clearly erroneous assertions and accusations. Gunter does manage to maintain balance in one way, however; he gets off a number of whoppers about each of the two most cited global temperature repositories, the Climate Research Unit at East Anglia (CRU), and the Goddard Institute for Space Studies at NASA.

The only surprise is that this tripe has appeared in the Edmonton Journal, rather than Gunter’s usual haven in the anti-science newspaper of record, the National Post.

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Morano sends lies from UK Times and Daily Mail around the world

February 16, 2010 · 41 Comments

Get ready. Lies originating in the U.K. over the weekend in newspaper stories by Jonathan Leake of the Times and Jonathan Petre of the Mail on Sunday, are about to hit the contrarian echo chamber. As usual, Marc Morano is on the case, with his Climate Depot science fabrication clearinghouse claiming that “World may not be warming, say scientists” and “Phil Jones admits: There has been no global warming since 1995″.

But a cursory examination of the actual articles shows that not only are both claims false, but the articles themselves are chock full of other misleading statements. And reborn skeptic evangelist Jonathan Leake of the Times has not only selected highly dubious research, but has glossed over the fossil fuel industry ties of the researchers, especially those of economist Ross McKitrick. So, for the benefit of Leake and other journalists, I’ll also go over a few unsavoury facts about McKitrick that I didn’t get to last time.

Not that any of that matters to the contrarian blogosphere and the right-wing U.S. press who will no doubt embrace these latest supposedly fatal blows to climate science in the days to come.

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Steve McIntyre and Ross McKitrick, part 2: The story behind the Barton-Whitfield investigation and the Wegman Panel

February 8, 2010 · 133 Comments

[Updated Feb. 8: (editing and extension of summary and document list update)]

Perhaps the most disturbing episode in the “hockey stick” controversy was the investigation of climate scientists by the U.S. House Energy and Commerce Committee under Republican representatives Joe Barton and Ed Whitfield, and a subsequent report for that same committee  by an “independent” panel led by George Mason University statistics professor Edward Wegman. In light of various renewed “skeptic” allegations of scientific misconduct against Michael Mann and Phil Jones, and my recent revelation of possible plagiarism and other questionable scholarship in the Wegman report, a complete review of the events of 2005-2006 would seem to be in order.

In short, the Energy and Commerce Committee refused the offer of a proper scientific review from the National Academy of Sciences in favour of an investigative process that was ad hoc, biased and unscientific. And the report resulting from that process  is tainted with highly questionable scholarship.

I can now fill in important gaps in the timelines of the initial investigation and the Wegman panel. But more importantly my review has led to some startling conclusions:

  • Not only was the original Barton-Whitfield investigation (in the form of intimidating letters) inspired by the allegations of “climate science auditor”  Steve McIntyre, but the defining impetus seems to have been a little known Cooler Heads Coalition-Marshall Institute sponsored presentation by McIntyre and sidekick economist Ross McKitrick in Washington barely a month beforehand.
  • Energy and Commerce Committee Republican staffer Peter Spencer played a key but hitherto undisclosed role in the investigation and the subsequent Wegman panel report, and  apparently acted as the main source and gatekeeper of climate science information for the panel.
  • Steve McIntyre was in communication with the Wegman panel, at least concerning technical questions around replication of his work. The full extent of McIntyre’s communications or meetings with Spencer or other staffers, as well as Wegman panelists, is still unknown. However, the record shows there were at least two intriguing opportunities for face-to-face meetings in Washington during the Wegman panel’s mandate.

All this, along with new information about the circumstances of the Wegman panel’s formation and mandate, raises serious doubts about the supposed independence of the Wegman panel.

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Steve McIntyre and Ross McKitrick, part 1: In the beginning

February 4, 2010 · 78 Comments

The well-timed release of the stolen CRU emails (a.k.a. Climategate) did much to enhance public awareness of self-appointed climate science auditor Steve McIntyre and his long-time co-author and promoter, economist Ross McKitrick. Indeed, the pair has finally recieved widespread coverage in their native Canada with a spate of mainstream profiles full of fawning admiration from  the CanWest newspaper chain, McLean’s magazine and the Toronto Star. That’s on top of new interest from the likes of Associated Press and CNN, along with coverage from the usual biased sources like Fox News and the Wall Street Journal.

Those stories tell the tale of a humble retired mining executive (McIntyre), whose analysis of the “hockey stick” temperature reconstruction got the attention of economist Ross McKitrick,  and eventually shook all of climate science to its core.  Of course, the reporters seem blissfully unaware that McIntyre and McKitrick have published exactly one – that’s right, uno – peer-reviewed article in a scientific journal. (Besides the pair’s 2005 GRL article, Ross McKitrick’s misleading list of so-called “peer-reviewed science journal articles” also includes two pieces in the contrarian social science journal Energy and Environment, a comment letter to PNAS and a pair of replies to comments on the GRL article!)

Even worse, the writers appear to have relied on McIntyre himself to supply the context of his improbable rise (always a dodgy proposition where McIntyre is concerned). But McIntyre’s thin publication record suggests that his prominence has less to do with any compelling scientific analysis, and much more to do with astute promotion. And, indeed, the McIntyre-McKitrick saga turns out to have the usual supporting cast of anti-science propaganda: two notorious right-wing think tanks (the Competitive Enterprise Institute and the George Marshall Institute) and a deft fossil-fuel company funded PR veteran operating behind the scenes (none other than Tom Harris of APCO Worldwide).

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National Post’s Lawrence Solomon claims Google censors search results

January 19, 2010 · 20 Comments

Just when you thought commentary on the CRU hacked emails could not get any more absurd, along comes National Post columnist and “environmentalist” Lawrence Solomon to up the ante. Believe it or not, Solomon’s latest over-the-top screed accuses Google of censoring search results to downplay the so-called Climategate scandal. But, as they say in the newspaper biz: “Check a story, lose a story”.

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Mojib Latif slams Daily Mail

January 11, 2010 · 114 Comments

David Rose

In comments, several readers suggested that I examine a recent report from the U.K. newspaper the Daily Mail that attempts to tie the research of modeller and IPCC author Mojib Latif to the current cold spell in Europe.  Now that Latif has responded to this latest distortion of his views in an interview with the Guardian, I’m happy to oblige.

And, while I’m at it, I’ll also take a look at the short and dubious track record of newly-minted contrarian climate “investigative journalist”  David Rose, whose very first climate change article was an overview of Climategate “research” from Steve McIntyre, with generous assistance from Ross McKitrick.

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Donald Rapp: More divergence problems

January 7, 2010 · 37 Comments

This is the last in a series of posts on scholarship issues in Donald Rapp’s Assessing Climate Change. Previously we focused on extensive passages in common between the Wegman Report critique of paleoclimatic reconstructions, and Rapp’s section on various temperature proxies (see “A Divergence Problem” – part 1 and part 2).

Now I’ll look at other problems associated with Rapp’s use of extensive passages from “grey literature” (i.e. that found outside the peer-reviewed scientific literature), as well as one case of apparent distortion of other scientist’s  work. In the latter case,  a key adjective was changed  transforming  a reference to “large assumptions” to “speculative assumptions”.

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Wegman and Rapp on proxies: A divergence problem, part 2

January 6, 2010 · 2 Comments

Recent posts on the Wegman Report and Donald Rapp’s Praxis-Springer text book Assessing Climate Change have generated much comment. In A Divergence Problem, part 1, I noted  that the sub-section on dendrochronology (tree ring-proxies) in Rapp’s book was based in large part on nearly verbatim material found previously in the Wegman Report. That in turn was a somewhat distorted summary of material found in Raymond Bradley’s seminal text book, Paleoclimatology: Reconstructing Climates of the Quaternary.

In this follow up post, I”ll examine the Wegman’s treatment of other proxies, which were also derived from Bradley.  I’ll also take a closer look at the three proxy sub-sections in Rapp that are derived in turn from Wegman. In all three cases,  divergences are slight, but do include some interesting changes in the references.

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Wegman (and Rapp) on tree rings: A divergence problem (part 1)

December 22, 2009 · 61 Comments

Edward Wegman

There has been renewed interest in the Wegman Report, which purported to critique the work of paleoclimatolgists Michael Mann, Raymond Bradley and Malcolm Hughes and their controversial “hockey stick” millennial temperature reconstruction.

Today we’ll take a closer look at Wegman et al’s key passage on tree-ring proxies and do a detailed side-by-side comparison with its apparent main antecedent, chapter section 10.2 in Raymond Bradley’s classic Paleoclimatology: Reconstructing Climates of the Quaternary.

That comparison leaves no doubt that Wegman et al’s explication was substantially derived from that of Bradley, although the relevant attribution appears to be missing. There are, however, several divergences of note, also in the main unattributed, and some of Wegman’s paraphrasing introduces  errors of analysis.

But the real shocker comes in two key passages in Wegman et al, which state unsubstantiated findings in flagrant contradiction with those of Bradley, apparently in order to denigrate  the value of tree-ring derived temperature reconstructions.

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Contrarian scholarship: Revisiting the Wegman report

December 17, 2009 · 225 Comments

[Update, Dec. 19: This post has been substantially revised to remove speculation about Donald Rapp's possible role in the Wegman report. I apologize for any embarrassment caused to Donald Rapp or Edward Wegman by that speculation.

The post has also been updated to reflect new information about the provenance of Wegman et al's section on tree ring proxies, as well as more background detail on some of the events leading up to the Wegman report. There are also  more details about  large swathes of unattributed material found in the Wegman report and in Donald Rapp's book Assessing Climate Change.

It is clear that the circumstances and contents of both the Wegman report and Rapp's text book deserve closer scrutiny.

Dec. 20: Comments are now open again.]

As Climategate devolves into a rerun of old battles about the “hockey stick” graph, I thought I would revisit the roots of that benighted controversy and take a look at the chaotic events of a few years back when the politicization of science (also known as the Republican war on science) really took hold.

I was planning to write another installment of the  “In the beginning” series on Steve McIntyre.  So I decided to take a look at the infamous Wegman report that Republican congressman Joe Barton relied on to ensure that the “numbers added up” (or not, as he was sure was more likely). The 2006 report was the work of a mysterious “ad hoc” committee led by George Mason University statistics professor  Edward Wegman,  along with David Scott and Yasmin Said. With its near-veneration for putative hockey-stick destroyers Steve McIntyre and Ross McKitrick, and its scornful denunciation of Michael Mann and his “social network” of like-minded researchers, the report has been a touchstone for contrarians.

But then I started thinking about something that had always bothered me. How could a trio of statistical experts, all on their own,  hope to write a  report on a field, climate science, of which they had no previous knowledge or experience?

Part of the answer lies in the close examination of  the Wegman report. Surprsingly, extensive passages from Wegman et al on proxies have turned up in a skeptic text book by contrarian author Donald Rapp.  And at least one of these common passages on tree ring proxies closely follows a classic text by noted paleoclimatologist Raymond Bradley, but with a key alteration not found in the original. Moreover, Wegman’s section on social networks appears to contain some unattributed material from Wikipedia and from a classic sociology text.

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