Pickens speaks during a Chamber of Commerce luncheon in Calgary.

 
Pickens speaks during a Chamber of Commerce luncheon in Calgary.
T. Boone Pickens chair of the hedge fund BP Capital Management, answers questions during a Chamber of Commerce luncheon, part of the "Changing the Climate, Canada's New Energy Environment" series in Calgary, Alberta September 22, 2010. REUTERS/Todd Korol (CANADA - Tags: BUSINESS ENERGY)