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Afforestation of arid lands.

The Green Belt Movement : sharing the approach and the experience / por Maathai, Wangari

Planting nature trees and the manipulation of environmental stewardship in America / por Cohen, Shaul Ephraim, 1961-

An electronic book accessible through the World Wide Web; click to view

Planted forests uses, impacts, and sustainability /

An electronic book accessible through the World Wide Web; click to view