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Water Supply of the World

The Antarctic Icecap is the largest supply of fresh water, representing nearly 2% of the world's total of fresh and salt water. As can be seen from the table below, the amount of water in our…

water supply

(Encyclopedia) water supply, process or activity by which water is provided for some use, e.g., to a home, factory, or business. The term may also refer to the supply of water provided in this way.…

waterworks

(Encyclopedia) waterworks: see water supply.

Yarra

(Encyclopedia) Yarra, river, 115 mi (185 km) long, rising in the Great Dividing Range, S Victoria, Australia, and flowing generally westward through Melbourne to Port Phillip Bay. It is important to…

filtration

(Encyclopedia) filtration: see sewerage; water supply.

Evans, Sir John

(Encyclopedia) Evans, Sir John, 1823–1908, English archaeologist, geologist, and numismatist. A president of the Royal Numismatic Society and of the Society of Antiquaries, he was active also in…

reservoir

(Encyclopedia) reservoirreservoirrĕzˈəvôr, –vwär [key], storage tank or wholly or partly artificial lake for storing water. Building an embankment or dam to preserve a supply of water for irrigation…

standpipe

(Encyclopedia) standpipe, tank or pipe for holding water in an elevated position to create pressure in a water supply system. For a tall building, where the pressure from the mains at street level is…

Thirlmere

(Encyclopedia) Thirlmere, lake, c.3 mi (5 km) long, in the Lake District, Cumbria, NW England, near Keswick. In 1894, through the construction of a high dam (which raised the water level c.50 ft/15 m…

aquifer

(Encyclopedia) aquiferaquiferăkˈwĭfər [key]: see artesian well; water supply.