Suncor Energy is a Canadian pioneer in wind power with joint ownership in four wind farms in operation and other projects in the planning stages. These four farms have a generating capacity of 147 megawatts and reduce carbon dioxide emissions by approximately 284,000 tonnes each year. Suncor’s operations include oil sands development and upgrading, conventional and offshore oil and gas production, petroleum refining, and product marketing under the Petro-Canada brand. While working to responsibly develop petroleum resources, Suncor is also developing a growing renewable energy portfolio.