Raymond C. Offenheiser, Oxfam America president, is challenging 10 of the largest food and beverages companies to get active on reducing climate change. Joseph Bast, Heartland Institute CEO, debates ... more 
Raymond C. Offenheiser, Oxfam America president, is challenging 10 of the largest food and beverages companies to get active on reducing climate change. Joseph Bast, Heartland Institute CEO, debates the claims. less 
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Wed, May 21, 2014 4:52 PM EDT