1. Yemen: a low-income, food-deficit, rural-based economy with a fast growing poulation under extreme water stress;Appelgren,1997
2. Challenges for development under different predicaments;Björklund;SIWI 1997,1997
3. The Massive Water Scarcity Now Threatening Africa-Why isn't it Being Addressed?;Falkenmark;Ambio,1989
4. Curbing Rural Exodus from Tropical Drylands;Falkenmark;Ambio,1993
5. Sustaining Water, Easing Scarcity: A Second Update;Gardner-Outlaw,1997