“…In an effort to disrupt opposition forces and supply routes, the U.S. military initiated a campaign that involved intensive aerial bombing, tactical spraying, and the mechanized removal of trees and undergrowth (Figure ). Between 1961 and 1971 thousands of square kilometers of upland forests and coastal mangrove forests in the country's south were damaged or destroyed (Waugh ). Losses were especially severe in forests such as Ma Da, Phu Binh, and A Luai where the removal of trees and groundcover resulted in severe erosion, flooding in low lying areas, and the replacement of forest vegetation with invasive plants such as bamboo and cogon grass (AOR ).…”