1) Environment Canada, Canada’s Greenhouse Gas Inventory, http://www.ec.gc.ca/ges-ghg
2) Canadian Association of Petroleum Producers (CAPP), Statistical Handbook for Canada’s Upstream Petroleum Industry, Table 3.1b, Table 3.2a, July 2015
All Figures: Environment Canada, Canada’s Greenhouse Gas Inventory, http://www.ec.gc.ca/ges-ghg