If Monckton's Hitler reference permanently disqualifies him from the climate debate, why did Pachauri keep his job as IPCC head (and win a Nobel prize) after his own similar reference?

Any Prospect for a Green Reformation? | Power Line

Well, what do you expect from an organization whose chairman, the egregious Rajendra Pachauri, reached for the repellent reduction ad Hitlerum when Bjorn Lomborg applied well-accepted cost-benefit analysis to the IPCC’s policy agenda. Pachauri told a Danish newspaper in 2004: “What is the difference between Lomborg’s view of humanity and Hitler’s? If you were to accept Lomborg’s way of thinking, then maybe what Hitler did was the right thing.”

Rajendra K. Pachauri - Wikipedia, the free encyclopedia

On 20 April 2002, Pachauri was elected Chairman of the Intergovernmental Panel on Climate Change, a United Nations panel established by the WMO and UNEP to assess information relevant for understanding climate change.

And remember all the publicity and letters like the one below that followed Pachauri's outrageous comment? Remember Pachauri's sincere apology?

Neither do I.

Australia academics blast UK lord over Hitler jibe

SYDNEY — Dozens of Australian academics signed a letter Tuesday demanding a lecture by British climate sceptic Lord Christopher Monckton be axed after he compared the country's climate adviser to Hitler.

The open letter calls on Australia's Notre Dame University to cancel a lecture by Monckton Thursday, saying he stood for "the kind of ignorance and superstition that universities have a duty to counter"