Rangeland Desertification

Preface. Introduction. Processes. Desertification: an appeal for a broader perspective; O. Arnalds. Stress, disturbance and change in rangeland ecosystems; S. Archer, C. Stokes. Viewing rangelands as landscape systems; J.A. Ludwig, D.J. Tongway. Hydrologic effects on rangeland degradation and restoration processes; T.L. Thurow. Erosion models: use and misuse on rangelands; F.B. Pierson, Jr. Desert rangelands, degradation and nutrients; K.M. Havstad, et al. Assessing and monitoring desertification with soil indicators; D. Tongway, N. Hindley. Scaling up from field measurements to large areas using the Desertification Response Unit and Indicator Approaches; A. Imeson, E. Cammeraat. Agricultural and ecological perspectives of vegetation dynamics and desertification; M.T. Hoffman. Policy. The United Nations data bases on desertification; W.F.G. Cardy. The implementation of soil conservation programmes; D. Sanders. Evolution of rangeland conservation strategies; A. Arnalds. Policy and law for rangeland conservation; I. Hannam. Rangelands issues and trends in developing countries; H. Narjisse. The United Nations Convention to Combat Desertification: constraints to implementation in Eastern Africa; N.M. Onchere.