Witnesses: Green Budget Coalition: Andrew Van Iterson, Program Manager. University of Ottawa: Hon. Charles L. Caccia, Senior Fellow, Institute of the Environment. Mining Association of Canada: Gordon Peeling, President and Chief Executive Officer. Nexen Inc.: Marvin Romanow, Executive Vice-President and Chief Financial Officer. Canadian Association of Petroleum Producers: Greg L. Stringham, Vice-President, Markets and Fiscal Policy. EnergyINet: Dr. Michael Raymond, Chief Executive Officer. Sierra Club of Canada: Jean Langlois, National Campaigns Director. Sierra Legal Defence Fund - Toronto: Hugh Wilkins. Canadian Imperial Bank of Commerce: Robert Plexman, Managing Director and Senior Oil and Gas Analyst. Pembina Institute: Mario Raynolds, Executive Director; Dan Woynillowicz , Senior Policy Analyst. TD Securities Inc.: Bill Roberts, Vice-President, Investment Banking.