The North African environment at risk

North Africa's environment at risk / Will D. Swearingen and Abdellatif Bencherifa -- Is drought increasing in Northwest Africa? : a historical analysis / Will D. Swearingen -- Development trends and environmental deterioration in the agropastoral systems of the central Middle Atlas, Morocco / Douglas L. Johnson-- Sustained past and risky present : the Tafilalt oasis of Southeastern Morocco / James A. Miller -- Desertification and degradation of Algeria's environmental resources / Keith Sutton and Salah Zaimeche -- Land degradation in Tunisia : causes and sustainable solutions / Sadok Bouzid -- Pastoralism and desertification in Mauritania / Dah Salihi -- Is sedentarization of pastoral nomads causing desertification? : the case of the Beni Guil of Eastern Morocco / Abdellatif Bencherifa -- Environmental degradation in Northern Africa : an ecological modeling approach with implications for sustainable development and global change / Christopher S. Potter -- Endangered wetlands and environmental management in N