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Article: Contrasting water management techniques in Tunisia: towards sustainable agricultural use.
- Article from:
- The Geographical Journal
- Article date:
- December 1, 2003
- Author:
CopyrightCOPYRIGHT 2003 Blackwell Publishers Ltd. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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The Geographical Journal, Vol. 169, No. 4, December 2003, pp. 342-357
Introduction
Tunisia faces a serious water deficit caused by low annual rainfall, distributed unevenly over space and time, and increasing water demand (Beaumont 2002). The country can be classified into three climate zones: Mediterranean, semi arid and arid (Koppen's Cs, Bs, Bw), which all experience differing water availability. Due largely to these climatic differences, there exist a number of distinctive methods of water management for agriculture. The northern Mediterranean area experiences an annual water surplus, where precipitation exceeds evapotranspiration. This surplus ...