Search Results for: McIntyre

Replication and due diligence, Wegman style

By Deep Climate Today I continue my examination of the key analysis section of the Wegman report on the Mann et al “hockey stick” temperature reconstruction, which uncritically rehashed Steve McIntyre and Ross McKitrick’s purported demonstration of the extreme biasing … Continue reading


The Wegman report sees red (noise)

By Deep Climate The recent focus on George Mason University’s investigation into plagiarism allegations concerning the Wegman “hockey stick” report and related scholarship has led to some interesting reactions in the blogosphere. Apparently, this involves trifling attribution problems for one … Continue reading

David Ritson speaks out

By Deep Climate David Ritson, emeritus professor of physics at Stanford University, has updated Steve McIntyre and the rest of the world on a key controversy concerning the Wegman Report, namely Edward Wegman’s ongoing failure to release supporting material related … Continue reading

Wegman report update, part 2: GMU dissertation review

By Deep Climate Several posts in past months have highlighted highly questionable scholarship in the 2006 Wegman report on the “hockey stick” temperature reconstruction (and revelations of much more will come soon, with  the imminent release of John Mashey’s massive … Continue reading

McShane and Wyner 2010

Over at ClimateAudit and WUWT they’ve broken out the champagne and are celebrating (once again) the demise, nay, the shattering into 1209 tiny splinters, of the Mann et al “hockey stick” graph, both the 1998 and 2008 editions. The occasion … Continue reading

Wegman Report update, part 1: More dubious scholarship in full colour

This is the final instalment in a series of posts documenting dubious scholarship and unattributed sources in the background chapter of the touchstone of climate contrarians known as the Wegman Report. That report has been touted as Exhibit A proving … Continue reading

Terence Corcoran whopper: Mann’s hockey stick “eliminated some of the data from 1960 forward … and then spliced on actual temperature data”

Terence Corcoran may well have just unleashed the National Post’s biggest whopper yet about climate science – and that’s saying something. Corcoran’s commentary on the recent Russell “climategate” email review lays one error-laden defamation on top of another, as he … Continue reading

Muir Russell report on CRU: “Their rigour and honesty as scientists is not in doubt”

The long-awaited Muir Russell report on various controversies concerning the work of the Climatic Research Unit (CRU) at the University of East Anglia was released today. The report thoroughly examined various accusations of improper conduct, and in the main exonerated … Continue reading

Morano and Lindzen: Mann exoneration a “whitewash”

Well, that didn’t take long. Yesterday, I covered the exoneration of Michael Mann by the Penn State University “climategate” inqury. And I wondered (mostly rhetorically, I admit) whether this would give impetus to allegations of  “whitewash”. Lo and behold, Marc … Continue reading

Mann exonerated by PSU inquiry: “No substance to the allegation”

The second and final phase of Penn State University’s investigation of   allegations of research misconduct against paleoclimatologist Michael Mann has just been completed. In a report issued today, the inquiry exonerated Mann of a remaining general charge of scientific misconduct, … Continue reading