As we've mentioned, Andrew Dessler and Robert Kopp have been coordinating a scientific peer review of the DOW 'CWG' Critique of Climate Science. It is now out. … Read Full Article about Climate Scientists response to DOE report
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Critique of Chapter 6 “Extreme Weather” in the DOE review
By group 3 Comments
Guest commentary by Kerry Emanuel Executive Summary Chapter 6 of the draft DOE report examines whether global warming exacerbates extreme weather. It rightly notes that because events such as hurricanes are rare, detecting their response to climate change in short and imperfect historical records is extremely difficult—if not impossible. Yet the authors devote most of the remainder of the … Read Full Article about Critique of Chapter 6 “Extreme Weather” in the DOE review
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Unforced Variations: Sep 2025
By group 18 Comments
This month's open thread. As usual try to remain substantive and avoid insults and personal attacks on other commenters. Any sock-puppetry or abusive comments will just be deleted on sight. Also, please don't outsource your comments to ChatGPT - cut-and-pastes of long-winded LLM output are tedious … Read Full Article about Unforced Variations: Sep 2025

Critiques of the ‘Critical Review’
The first somewhat comprehensive reviews of the DOE critical review are now coming online. … Read Full Article about Critiques of the ‘Critical Review’
Unforced Variations: Aug 2025
By group
This month's open thread. Please try and stay focused on substance rather than personalities. There are many real issues that are particularly salient this month, and so maybe we can collectively try not to have the comments descend into tedium. Note: Moderation will be applied to over-frequent … Read Full Article about Unforced Variations: Aug 2025

Are direct water vapor emissions endangering anyone?
By group 60 Comments
In the EPA EF reconsideration document there is a section on p62 where they attempt to make the argument that the CO2 endangerment finding would also apply to direct water vapor emissions to the atmosphere, which is (according to them) obviously absurd. But both claims are bogus. … Read Full Article about Are direct water vapor emissions endangering anyone?

The Endangerment of the Endangerment Finding?
The EPA, along with the "Climate Working Group" (CWG) of usual suspects (plus Judith Curry and Ross McKitrick) at DOE, have just put out a document for public comment their attempt to rescind the 2009 Endangerment Finding for greenhouse gas emissions. … Read Full Article about The Endangerment of the Endangerment Finding?

National Climate Assessment links
By group 11 Comments
For some reason, it has become hard to locate the various National Climate Assessments (NCAs) that have been produced by the USGCRP over the decades (and it's pretty hard to find the USGRCP as well...). However, the reports are still accessible if you know where to look. So for future reference, … Read Full Article about National Climate Assessment links

Ocean circulation going South?
By Gavin 43 Comments
Some intriguing new measurements of salinity in the oceans around Antarctica have set off reams of sensationalist speculations. Maybe some context is helpful... … Read Full Article about Ocean circulation going South?

Melange à Trois
By Gavin 80 Comments
In honor of the revelation today, that Koonin, Christy and Spencer have been made Special Government Employees at the Dept. of Energy, we present a quick round up of our commentary on the caliber of their arguments we've posted here over the last decade or so. TL;DR? The arguments are not very … Read Full Article about Melange à Trois
Unforced variations: July 2025
By group
This month's open thread. Try to stick to climate topics. … Read Full Article about Unforced variations: July 2025
Unforced variations: Jun 2025
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This month's open thread. Please stay on climate topics and try to be constructive. … Read Full Article about Unforced variations: Jun 2025
