As a result of the unauthorized publication of nearly 1100 private emails from the Climatic Research Unit (CRU) in November, 2009, five separate inquiries were empaneled to look into whether or not the CRU researchers had committed research misconduct, broke Freedom of Information laws, or inappropriately biased the results of the IPCC Fourth Assessment Report (AR4) published in 2007. All four of the other reviews, two by Pennsylvania State University, one by the UK Parliament House of Commons Science and Technology Committee, and one by Lord Oxburgh of the Royal Society, concluded that the CRU scientists had not engaged in either scientific misconduct or the manipulation of the peer review process, although one inquiry found that the scientists hadn’t been as open with their data and methodologies as they should have been.
The last of the five reviews, the Independent Climate Change Email Review (ICCER), published its findings on July 7, 2010. In general terms, the ICCER found that the CRU scientists’ “rigor and honesty” were not in doubt and that there was no “evidence of behavior that might undermine the conclusions of the IPCC assessments.” However, the ICCER found that there was a “consistent pattern of failing to display the proper degree of openness” with respect to sharing data. These broad conclusions largely agree with the conclusions of all four of the other inquiries. Continue reading