Trees: the oldest living beings on planet Earth. They have an admirable capacity for survival. Forests are made up of trees and vegetation and maintain the highest biodiversity on our planet. Learn about how forests are formed, the different types of forests, their geographical distribution and importance, and the problems associated with deforestation.

Originally released by Cerebellum Corporation, 2013. Streaming video file encoded with permission for digital streaming by Infobase on July 10, 2018.

Forests: Introduction (6:36); --Distribution of Forests (2:50); -- Deforestation (3:35); -- Forests: Summary (1:35); -- Credits: Forests (0:48); .