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Published on Jul 11, 2012
A study co-authored by fire anthropologist Christopher I. Roos of SMU suggests that today's mega forest fires in the southwestern U.S. are truly unusual and exceptional in the long-term record. This study and the causes of these fires was discussed on the June 21, 2012, edition of CBS This Morning. Learn more at http://blog.smu.edu/research/2012/05/...