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.
Environmental, Safety, and Training professionals handle the implementation of policies and procedures to ensure that a surrounding environment such as work areas, laboratories, or facilities are free from dangers. They enforce safety standards by providing training and education necessary to protect the workers’ health to enable them to perform work in a safe environment.