Reservoir, Another word for a lake, Hydrosphere, The layer of water on planet earth, Aquifer, Nature's underground storage for fresh water, Watershed, A system including rivers and tributaries and all the land surrounding it., Oceans, 97% of all the water on the planet, Fresh Water, 3 %of all the water on the planet, Frozen water/glaciers, Most of the fresh water on the planet is frozen. Roughly 2.5%, Potable, Water that is fit for human consumption., Percolation, The process of water moving from above ground to below the ground, Conservation, Preserving natural resources like water.

Hydrosphere

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