- 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.
Probation officers work with offenders who are given probation instead of jail time, who are still in prison, or who have been released from prison. The following are types of probation officers and correctional treatment specialists: Probation officers, who are called community supervision officers in some jurisdictions, supervise people who have been placed on probation.