 Important rivers include the Cheleleka and Borkana.Forested area includes Yegof forest, 180 square kilometres of native trees and plantations of exotic species covering the steep slopes of Mount Yegof northeast of Kombolcha, which regenerated after the 1973-1974 famine.In 2002, a number of kebeles were taken from Kalu and Dessie Zuria to create the new woreda of Abuko.