تعريف national forest في الإنجليزية الإنجليزية القاموس.
A large expanse of forest that is protected by a government and may be harvested or hunted in only under controlled conditions. In the U.S., any of numerous forest areas under federal supervision for the purposes of conserving water, timber, wildlife, fish, and other renewable resources and providing public recreation areas. Administered by the U.S. Department of Agriculture's Forest Service, in the early 21st century the forests numbered 155 and occupied 352,000 sq mi (911,700 sq km) in 40 states and Puerto Rico. They were founded in 1891 as a system of forest reserves and were renamed national forests in 1907. See also Gifford Pinchot
National park, eastern Arizona, U.S. Established as a national monument in 1906 and as a national park in 1962, it has an area of 146 sq mi (378 sq km). It features extensive exhibits of petrified wood in several "forest" areas, fossilized leaves, plants, and broken logs, and the Painted Desert. Other features include petroglyphs and ancient Pueblo Indian ruins