Editing Patrick Michaels (section)

===IPCC===
Michaels was one of hundreds of US reviewers composing the International Intergovernmental Panel on Climate Change (IPCC) Working Group in 2007.<ref>{{cite web|url=https://industrialprogress.com/power-hour-patrick-michaels-on-global-warming-and-the-ipcc/|title=Power Hour: Patrick Michaels on Global Warming and the IPCC|publisher=CIP|accessdate=July 20, 2022}}</ref>

Although the Greening Earth Society was generally skeptical of the [[effects of climate change|impact of climate change]], it acknowledged some degree of global warming as real: "Fact #1. The rate of global warming during the past several decades has been about 0.18°C per decade".<ref>{{cite web|url=http://www.greeningearthsociety.org/wca/2004/wca_19d.html |title=Greening Earth Society |access-date=March 15, 2005 |url-status=unfit |archive-url=https://web.archive.org/web/20050315081640/http://www.greeningearthsociety.org/wca/2004/wca_19d.html |archive-date=March 15, 2005 }}</ref> Note that the actual increase in the [[global surface temperature]] during the 100 years ending in 2005 was 0.74 ± 0.18&nbsp;°C.<ref name="grida7a">{{cite web | url= http://www.ipcc.ch/pdf/assessment-report/ar4/wg1/ar4-wg1-spm.pdf  | title=Summary for Policymakers | work=Climate Change 2007: The Physical Science Basis. Contribution of Working Group I to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change | access-date=February 2, 2007 | date=February 5, 2007 | publisher=[[Intergovernmental Panel on Climate Change]]|quote=The updated hundred-year linear trend (1906 to 2005) of 0.74 °C [0.56 °C to 0.92 °C] is therefore larger than the corresponding trend for 1901 to 2000 given in the TAR of 0.6 °C [0.4 °C to 0.8 °C].}}</ref>

Climate scientist [[Tom Wigley]],<ref>{{cite press release | url=http://www.agu.org/sci_soc/prrl/prrl0319.html | title=Leading Climate Scientists Reaffirm View that Late 20th Century Warming Was Unusual and Resulted From Human Activity | publisher=[[American Geophysical Union]] | date=July 7, 2003 | access-date=May 27, 2007 | archive-date=July 13, 2007 | archive-url=https://web.archive.org/web/20070713234906/http://www.agu.org/sci_soc/prrl/prrl0319.html | url-status=dead }}</ref> a lead author of parts of the report of the [[Intergovernmental Panel on Climate Change]], has stated that "Michaels' statements on the subject of [[global climate model|computer models]] are a catalog of misrepresentation and misinterpretation … Many of the supposedly factual statements made in Michaels' testimony are either inaccurate or are seriously misleading."<ref>{{cite book | title=The Heat is On | publisher=Perseus Books | first=Ross | last=Gelbspan | date=August 1997 | isbn=0-201-13295-8 | author-link=Ross Gelbspan | url=https://archive.org/details/heatisonhighstak00gelb }}</ref>