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.
Document Control involves the storage, access, indexing, retrieval, distribution and deletion of documents within an organization. Security, version control, availability, and audit trails are all considerations that must be made when managing electronic or physical documents. Document controllers typically oversee and facilitate the distribution and security of this information within an organization, and they often use electronic document management systems to do so.