Preface. Part 1: Introduction. Introduction J.V. Vogt, F. Somma. Drought Events in Europe R.B. Bradford. Part 2: Drought Definition. Drought Definition: A Hydrological Perspective E.L. Tate, A. Gustard. Definition, Effects and Assessment of Groundwater Droughts H.A.J. van Lanen, E. Peters. Agricultural Drought - A Practical Approach to Definition, Assessment and Mitigation Strategies G. Maracchi. Part 3: Drought Risk. Drought Risk in a Changing Environment T.E. Downing, K. Bakker. Synoptic Situations Causing Drought in the Mediterranean Basin P. Maheras. Streamflow Drought Frequency Analysis L.M. Tallaksen. Drought Preparedness in the United States Recent Progress D.A. Wilhite. The Estimation of Drought Risk in Europe from Soil and Climatic Data R.J.A. Jones, et al. Part 4: Drought Monitoring. Drought Monitoring and Assessment: Status and Trends in the United States D.A. Wilhite, et al. Comparison of Two Drought Indices for Drought Monitoring in Hungary - A Case Study S. Szalai, C. Szinell. Drought Monitoring from Space J.V. Vogt, et al. Scale Issues in Drought Monitoring A.A. Viau, J.V. Vogt. Part 5: Drought Impact. Socio-Economic Aspects of Droughts A. Garrido, A. Gomez-Ramos. Assessment of the Vulnerability of a River System to Drought S. Demuth, et al. Key Elements of Remote Sensing Based Systems for Assessing Drought Impact on EU Agriculture W. Kuhbauch, I. Rademacher. Part 6: Drought Mitigation Strategies. Drought Mitigation Measures: a Comprehensive Framework G. Rossi. Drought Mitigation Strategies - A Dynamic Approach J. Lomas. Some Lessons Learnt During the Drought of1991-1995 in Spain M.R. Llamas. Global Systems Ameliorate Local Droughts: Water, Food and Trade J.A. Allan. Decision Processes with Regard to Drought Monitoring and Mitigation B. Cornelis, A.A. Viau. Part 7: Conclusions and Recommendations. List of Contributors. Subject Index.