pond purification

См. также в других словарях:

• purification rite — ▪ anthropology Introduction       any of the ceremonial acts or customs employed in an attempt to reestablish lost purity or to create a higher degree of purity in relation to the sacred (the transcendental realm) or the social and cultural realm …   Universalium

• Treatment pond — A treatment pond treats water fouled by anaerobic bacteria. It is largely used by tree nurseries, dairy farms and other agricultural companies near horse or cattle sheds or barns. The pond treats unclean rainwater and animal effluent so that it… …   Wikipedia

• 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 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

• Shinobazu Pond — The nihongo|Shinobazu Pond|Japanese: 不忍池 (しのばずのいけ) |Shinobazu no ike is a pond within Ueno Park (a spacious public park located in the Ueno section of Taitō, Tokyo, Japan), and a historically prominent Shitamachi feature often appearing in… …   Wikipedia

• Fresh Pond (Cambridge, Massachusetts) — Infobox lake lake name = Fresh Pond image lake = caption lake = image bathymetry = Fresh Pond landscape plan by Olmsted.jpg caption bathymetry = General plan for Fresh Pond Park, by the Olmsted Brothers landscape design firm (1897). Proposed but… …   Wikipedia

• environmental works — ▪ civil engineering Introduction       infrastructure that provides cities and towns with water supply, waste disposal, and pollution control services. They include extensive networks of reservoirs, pipelines, treatment systems, pumping stations …   Universalium

• Fish farming — Intensive koi aquaculture facility in Israel Fish farming is the principal form of aquaculture, while other methods may fall under mariculture. Fish farming involves raising fish commercially in tanks or enclosures, usually for food. A facility… …   Wikipedia

• Wetland — For other uses, see Wetland (disambiguation). The Florida Everglades massive wetland system in the United States saw 1.7 billion gallons of fresh water flushed from it daily and pumped into the ocean following one of the most successive water… …   Wikipedia

• Constructed wetland — Vertical Flow type of Constructed Wetlands A constructed wetland or wetpark is an artificial wetland, marsh or swamp created as a new or restored habitat for native and migratory wildlife, for anthropogenic discharge such as wastewater,… …   Wikipedia

• Ultraviolet germicidal irradiation — (UVGI) is a sterilization method that uses ultraviolet (UV) light at sufficiently short wavelength to break down micro organisms. [National Institute for Occupational Safety and Health. (2008, April). NIOSH eNews, 5(12). Retrieved September 10,… …   Wikipedia