In advance of the upcoming IPCC release. Roger Pielke, Prof of environmental studies at the Center for Science and Technology Policy Research at the University of Colorado at Boulder talks with host Alan Boyle climate policy, and whether new assessments might make any difference and what a warming world might look like. Background http://www.nbcnews.com/science/experts-get-set-write-next-chapter-climate-change-saga-pielke-8C11071778 http://www.bloomberg.com/news/2013-08-29/global-warming-slowdown-data-sought-in-un-climate-report.html Follow @B0yle @RogerPielkeJr