Canada

On this installment of ST, we offer a discussion of how oil, coal, and other energy sources are influencing today's international geo-politics. Our guest is James Clad, a diversely experienced foreign-affairs and oil-policy expert who consults for various energy and investment firms worldwide. Clad is a senior adviser at the Center for Naval Analyses (CNA) in Arlington, Virginia, as well as an advisor to IHS Jane's and Cambridge Energy Research Associates (CERA). From 2002 to 2010, Clad served as U.S.

On this edition of ST, we speak by phone with Giles Slade, a Canadian environmentalist and journalist whose books include " Made to Break: Technology and Obsolescence in America" and "The Big Disconnect: The Story of Technology and Loneliness." Slade's newest book, just out from New Society Publishers, is "American Exodus: Climate Change and the Coming Flight for Survival." As we read of this book at the New Society website: "Some scientists predict the sea will rise 1.5 meters before 2100, but rapidly melting polar ice caps co