Water potential — is the potential energy of water per unit volume relative to pure water in reference conditions. Water potential quantifies the tendency of water to move from one area to another due to osmosis, gravity, mechanical pressure, or matrix effects… … Wikipedia
Water and life — Water has many unusual chemical properties which determine the unique physical properties that makes it ideal as a medium for life to proliferate. All known forms of life depend on it.IceVery importantly, due to the unusual structure of water… … Wikipedia
Water politics — Water politics, sometimes called hydropolitics, is politics affected by water and water resources.The first use of the term, hydropolitics, came in the book by John Waterbury, entitled Hydropolitics of the Nile Valley, Syracuse University Press,… … Wikipedia
Water supply and sanitation in the European Union — still is under the responsibility of each member state. Nevertheless, the European Union established some policies which impact the National water strategies tremendously. However, WSS evolved in every Member State independently until the… … Wikipedia
water — ► NOUN 1) the liquid which forms the seas, lakes, rivers, and rain and is the basis of the fluids of living organisms. 2) (waters) an area of sea regarded as under the jurisdiction of a particular country. 3) (the waters) the water of a mineral… … English terms dictionary
Water reclamation — is a process by which water used in houses and businesses goes down the drain and becomes wastewater, which is then cleaned using biological and chemical processes so the water can be returned to the environment safely to augment the natural… … Wikipedia
Water purification — This article is about large scale, municipal water purification. For portable/emergency water purification, see portable water purification. For industrial water purification, see deionized water. For distilled water, see distilled water. Water… … Wikipedia
water — waterer, n. waterless, adj. waterlessly, adv. waterlessness, n. waterlike, adj. /waw teuhr, wot euhr/, n. 1. a transparent, odorless, tasteless liquid, a compound of hydrogen and oxygen, H2O, freezing at 32°F or 0°C and boiling at 212°F or 100°C … Universalium
Organisms used in water purification — A flowering water purifying plant (Iris pseudacorus) At present, several species of water purifying plants, bacteria, and fish are used in water purification, improving efficiency and/or ecosystem support. Contents … Wikipedia
water bloom — Dense aquatic accumulation of microscopic organisms produced by an abundance of nutrients in surface water coupled with adequate sunlight for photosynthesis. The microorganisms or the toxic substances they release may discolour the water, exhaust … Universalium
