Discover
Bjørn Lomborg
Self - Director, Copenhagen Consensus Center
Hashem Akbari
Self - Head of Heat Island Group, Berkeley Lab

Al Gore
Self (archive footage)

James Hansen
Self - Director, NASA Institute for Space Studies

Barack Obama
Self (archive footage)
Barry Glassner
Self - Sociologist, USC and Author, 'The Culture of Fear'

Richard Lindzen
Self - Professor of Atmospheric Science, MIT
Nathan Myhrvold
Self - Founder, Intellectual Ventures
Daniel Nocera
Self - Professor of Energy and Chemistry, MIT
Thomas Schelling
Self- Economist, Nobel Laureate
Jonathan Trent
Self - OMEGA Project Scientist, NASA Ames Research Center

Joe Barton
Self (archive footage)

John Dingell
Self (archive footage)
Directing

Ondi Timoner
Director
Writing
Terry Botwick
Writer
Directing

Ondi Timoner
Director
Writing
Terry Botwick
Writer