2. Hydrosphere (Greek hydro means "water") in physical geography, describes the collective mass of water found on, under, and over the surface of a planet. Meaning of Hydrosphere
3. All the water in its various forms, present in all thecomponents of Earth’s environment together constitutes the hydrosphere. Most of the water is present as liquid water on the Earth’s surface and some liquid water is present underground. Apart of total water is present as snow or ice on the Earth’s surface while a substantial part of water in Earth’s environment is also present as water vapor in the atmosphere Water as the Hydrosphere
4. . Oceans: Major part of water is present in the oceans of the Earth. Average depth of oceans is about 3.7 kilometers and about 1300 million cubic kilometers water is present in oceans. 2. Ice sheets: Substantial quantity of water, about 24 million cubic kilometers, is present as solid in the ice sheets of Earth. About 90% of the volume of such water is found in Antarctica. 3. Groundwater: About 24 million cubic kilometer water is present under the ground surface at depths of upto two kilometers. 4. Lakes and rivers: On the land surface, approximately 0.18 million cubic kilometer water is present in lakes while about 0.002 million cubic kilometer water is found in rivers. 5. Atmospheric moisture: The amount of water present as water vapor in the atmosphere is about 0.013 million cubic kilometer. 6. Biological water: In addition to above categories, about 0.001 million cubic kilometer water is contained in the bodies of living or General features of Earth’s Hydrospherer
