PDAC President Scott Jobin-Bevans shakes hands with Laurence Golborne (R), Chile's Minister of Mining and Energy at the Prospectors and Developers Association of Canada (PDAC) trade show in Toronto March 6, 2011. The world's largest mining convention has generated even more excitement than usual given rising demand and surging metal prices. REUTERS/Mike Cassese (CANADA - Tags: ENERGY POLITICS)