in just six years, professor legesse negash and local villagers have transformed a severely eroded terrain by planting indigenous trees and plants. almostst miraculously, a clear flowing streamam has emerged where oncece there wawas a muddy trickle. how is it that iit's possible r you to g get the stream to flolow throughout the year?r? >> it is because of the vevegetation cover, which hasas been regenerating on this m mountain. this water is s maintaining the landscape because as soon as rain falls on the canopy, on this vegetation, that rain then infiltrates gradudually to the groundnd, endnding up with this steady flw of this river. water is life. without water, nobody can do o anything. i'm amazed asas short as five years--six years, you get t clean water like thihs provided youou work hard for restoring this degradeded landscape. >> a about a 1,000 kilometerss furtrther north in the villagege of abraha atsbeha,a, another near miraculous phenomenon is occurring. farmers are finding water at the bottom of their wells, despite the poor rains this year. the famine of 1984 struck the peopl