Are the Canadian tar sands and Keystone XL pipeline huge economic drivers or climate killers? Pipeline supporters such as Canadian diplomat Cassie Doyel say it’s better for America to get its energy from Canada than unfriendly nations. But Sam Avery, Author of The Pipeline and the Paradigm, warns that there’s enough carbon in the tar sands “to send Earth’s climate into an irreversible tailspin.” Dan Miller, Managing Director of the Roda Group, looks at the long term saying “as a price on carbon kicks in, and it starts to build over time, the tar sands will be the first things that will be knocked off the list.” Greg Croft, Lecturer at St. Mary’s College of California, points out that “the carbon problem is global and we haven't solved any problem on a global basis.” A conversation on matching energy supply and demand in a carbon constrained world This program was recorded in front of a live audience at The Commonwealth Club of California on April 26, 2013

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