Relacionar Columnas 8.1 Vocabulary MatchingVersión en línea Practice matching until you get it right! por Kelly Dobkin 1 Result from secondary ecological succession. Develop after the trees in an area have been removed by human activities, or by natural forces. 2 Contains only one or two species of trees that are all the same age. Compare old-growth forest, second-growth forest. 3 Carefully planned and controlled fire that removes flammable small trees and underbrush in the highest-risk forest areas. 4 Temporary or permanent removal of large expanses of forest for agriculture, settlements, or other uses. 5 Governments or private organizations pay governments or landowners in other nations to preserve their land’s natural resources for a set amount of time. 6 Arrangement in which participating countries act as custodians of protected forest reserves in return for foreign aid or debt relief. 7 Uncut or regenerated forest not seriously disturbed by human activities or natural disasters for 200 years or more. Also called primary forest. Old-growth Forest Debt-for-Nature Swap Second-growth Forest Deforestation Prescribed Burn Tree Plantation Conservation Concession