A forecasting expert has looked at the IPCC's report on climate change released this year. The forecasting expert, Professor Scott Armstrong, has a low regard for the IPCC work. Based on his review, he says that a prediction of no change in temperature would be better than what the IPCC has done. Here is the site with the video of the presentation:

http://ff.org/index.php?option=com_content&task=view&id=375&Itemid=92