Boasting 178 billion barrels of proven oil reserves and close to 58 Tcf of proven natural gas reserves as of 2009, Canada is the world's largest reserve holder after Saudi Arabia and the top supplier of U.S. energy imports. Canada is also home to the world's most expansive oil sands deposits, the development of which extracts and processes a heavy, tar-like crude bitumen that comprises the bulk of the country's reserves. Canada's oil and natural gas sector is privatized, with industry regulation occurring at the provincial level.
Structural engineering is a field focusing on the analysis, design or evaluation of structures that are required to support or resist a load. This can include buildings, towers, bridges, dams, or structures such as oil rigs. Structural engineering ensures that throughout the stresses and pressures of the environment, structures will remain safe, stable and secure.