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.
Secretarial and Administrative roles provide various levels of support to people or groups within an organization. The roles can vary from supporting whole offices (Office Manager) to assisting an Executive (Executive Secretary). The tasks involved vary from role to role, but can include scheduling, purchasing, co-ordination, and clerical tasks.