Topics: Geology, Earth's Surface, Earth's Dimensions, Surface Relief, Earth's Interior, Temperature gradient, Earth's Density, Earthquakes, Isostasy, Continental Drift, Oceanic Ridges, Rock Magnetism, Drift Mechanism, Geological History, Strati-graphical column, Plate Tectonics, Earth age, Earth origin, Precambrian, Phanerozoic, Surface Processes, Weathering, Erosion, Deposition, Minerals, Igneous Rocks, Sedimentary Rocks, Metamorphic Rocks, Geological Structures, Strength of Geological materials, In-situ investigations, Laboratory investigations, Geological Maps, Ground-water, Slope Stability, Reservoirs, Dams, Excavations, Ground water treatment, Nuclear waste, Foundations, Construction materials, Water supplies, Retaining walls, Thermal treatment, Consolidation, Grouting, Dewatering, Underground excavations, Disposal of excavated materials, Surface excavations, Ground-water control, Underground reservoir, Reservoirs, Dams, Slope Stability, Slope Failure, Water levels, Aquifers, Aquicludes, Hydrological Cycle