BBC News - Global warming pause 'central' to IPCC climate report
But Prof Jean-Pascal van Ypersele, who is a vice-chair of the IPCC, rejects this idea.
"To take that out of context, if that change is confirmed this week, and to present it as a big change in the opinion the IPCC has on climate sensitivity, is ridiculous," he said.
"Most climate scientists wouldn't say that the 15-year period is a good reason to question the overall quality of models." [Via Pielke Sr]