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<p><span style="color: rgb(33, 37, 41); font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji"; letter-spacing: 0.7px; text-align: justify;">The subject matter of the book that has been described in nine chapters includes geomorphology, igneous petrology, economic geology, groundwater and some aspects of cosmic geology. Origin of the universe, inclination of the axis of the earth is informative and interesting especially to an inquisitive reader for understanding some fundamental questions, which have not been so far completely understood. A number of intriguing problems that have been discussed in the book include: (a) the disproportionate extent of hydrosphere and land; (b) superabundance of nitrogen and oxygen (amongst gases) and that of Si, Fe (amongst other elements); © inclination of Earth's axis; (d) salinity of sea water; (e) age of water; and (f) shapes and positions of various continents.</span><br></p>