- Layers of the earth's atmosphere. TROPOSPHERE. The troposphere is the portion of the Earth's atmosphere that extends from the surface of the Earth to a height of about 3.7 miles (6 km) at the North Pole or the South Pole and 11.2 miles (18 km) at the equator.
A corrections officer is an officer responsible for the custody, safety, security, and supervision of inmates in a prison or any other correctional facility. Traditionally, terms such as jailer, jail guard, prison guard, and turnkey were used to refer to a corrections officer.
Corrections officers work in prisons and jails, must be in good physical condition, and able to work shifts as required by their institution and position (which may include evening, overnight, and weekend work).