Geomorpholoical response of downstream channels to dam construction in the Savanna zone of Northern Nigeria: Case studies of Kano and Chalawa Channels O A Idowu E A Olofin O Martins DOI: 10.4314/gjpas.v13i4.16739 Abstract No Abstract.GJPAS Vol. 13 (4) 2007: pp. 475-479 PDF Published 2008-01-14 Issue Vol. 13 No. 4 (2007) Section Articles © 2018. This work is licensed under the creative commons Attribution 4.0 International license.