MIDAlpha TitleTitleYearColor/BWRunning TimeFormatsAbstractTopics
2409RENEWABLE TREE, THERENEWABLE TREE, THE1976color58 min16mm (Nova series) Clear-cutting is a logging method in which every tree in a given area, no matter what its stage of development, is cut down. The resulting land is exposed--ugly and vulnerable. With every tree removed, the cycle of nutrient replenishment is destroyed and the ground cannot build up sufficient nutrients to feed the next group of trees. Explores solutions to the problem of conserving this natural resource while meeting economic and social needs.