Kadro (11)
Hashem AkbariSelf - Head of Heat Island Group, Berkeley LabBjørn LomborgHimself - Director, Copenhagen Consensus Center
Al GoreSelf (archive footage)
James HansenHimself - Director, NASA Institute for Space Studies
Barack ObamaSelf (archive footage)Barry GlassnerHimself - Sociologist, USC and Author, 'The Culture of Fear'Richard LindzenHimself - Professor of Atmospheric Science, MITNathan MyhrvoldHimself - Founder, Intellectual VenturesDaniel NoceraHimself - Professor of Energy and Chemistry, MITThomas SchellingSelf- Economist, Nobel LaureateJonathan TrentHimself - OMEGA Project Scientist, NASA Ames Research Center