Hansen colleague rejected IPCC AR4 ES as having “no scientific merit”, but what does IPCC do?
While perusing some of the review comments to the IPCC’s Fourth Assessment Report, I came across the contributions of Andrew Lacis, a colleague of James Hansen’s at GISS. Lacis’s is not a name I’ve come across before but some of what he has to say about Chapter 9 of the IPCC’s report is simply breathtaking. Chapter 9 is possibly the most important one in the whole IPCC report – it’s the one where they decide that global warming is manmade. This is the one where the headlines are made. Remember, this guy is mainstream, not a sceptic, and you may need to remind yourself of that fact several times as you read through his comment on the executive summary of the chapter:
UPDATE: Does an Old Climate Critique Still Hold up?