As home to supermajors, as well as a plethora of smaller, independent energy players, the US boasts one of the largest concentrations of energy personnel in the world. With its insatiable appetite for energy resources, the United States is the world's single largest consumer of oil, using as much as 20.73 million barrels per day as of 2008. Recently, interest has peaked in the vast quantity of untapped natural gas resources in the US, the reserves of which were inventoried in 2008 at 238 Tcf, with producers specifically targeting the nation's promising shale formations for this energy commodity.
Legal roles can be defined as any position within an organization that provides guidelines and advice on how the business should interpret rules, laws and regulations. They are also involved in the legal aspects of day-to-day operations, like employee contracts. The Legal department is often able to give recommendations and advice on regulations, suggesting preferred actions for the business to take.