1. General introduction to the karst problem
1.1. Definitions
1.2. Distribution of karst types around the world
1.3. Some aspects of the karst problem
1.4. Sinkholes, their classification, and nomenclature
2. An overview of geophysical methods suitable for karst problem resolving
2.1. Aspects of sinkhole hazards that can be resolved by geophysical methods
2.2. An overview of geophysical methods used for karst problems worldwide
3. Dead Sea evaporite karst, its features, and methods of investigation
3.1. Introduction
3.2. Red Sea-Dead Sea channel
3.3. Geology and hydrogeology of the Dead Sea region : an overview
3.4. Dead Sea sinkholes. Dynamic of sinkhole appearance
3.5. Dead Sea shores subsidence
3.6. Existing plausible explanations of the sinkhole's appearance. Reported models
4. Geophysical methods applied to the sinkhole investigation at the Dead Sea coasts
4.1. An overview of surface geophysical methods applied to sinkhole development at the Dead Sea coasts in Israel and Jordan
4.2. Seismic methods
4.3. Electromagnetic methods
4.4. Surface nuclear magnetic resonance (SNMR) method
4.5. Microgravity
4.6. Magnetometry
4.7. Electrical resistivity tomography (ERT), IP, SP
4.8. Borehole and laboratory geophysical testing of soil and salt
4.9. Other geophysical methods in the DS sinkhole problem
4.10. Nongeophysical methods
4.11. Properties of rocks soils and salt
5. Joint use of different geophysical methods
5.1. Reconcilability of the different geophysical methods (experimental data from the Dead Sea)
5.2. Practical integration of different geophysical methods in the Dead Sea area
5.3. Integrated gravity-magnetic wavelet methodology for localization of subsurface karst
5.4. Compatibility of the different geological-geophysical methods for buried karst localization
5.5. Theoretical aspects of geophysical method integration based on information theory
6. Discussion, conclusions, and recommendations
6.1. Place of geophysics in the karst problem
6.2. Principles of the karst investigations
6.3. Conclusions
6.4. Recommendations.