aerobic pond
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facultative pond — a pond about 1.0 1.5 m deep which is aerobic during the day but at night for a few hours is anaerobic … Dictionary of ichthyology
Lake aeration — Pond aeration or lake aeration is the process of increasing the oxygen content of the water. This is often required in ponds that suffer from anoxic conditions, usually caused by adjacent human activities. This can be achieved through the… … 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
Sewage treatment — The objective of sewage treatment is to produce a disposable effluent without causing harm to the surrounding environment, and also prevent pollution.[1] Sewage treatment, or domestic wastewater treatment, is the process of removing contaminants… … 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
Beaver — Taxobox name = Beavers fossil range = Late Miocene – Recent image caption = American Beaver image width = 300px regnum = Animalia phylum = Chordata classis = Mammalia ordo = Rodentia familia = Castoridae genus = Castor genus authority = Linnaeus … Wikipedia
Jane Fonda — Fonda en el Festival Internacional de Cine de Cannes. Nombre real Lady Jane Seymour Fonda Nacimiento 21 de diciembre de 1937 (73 … Wikipedia Español
Winogradsky column — The Winogradsky Column is a simple device for culturing a large diversity of microorganisms. Invented by Sergei Winogradsky, the device is a column of pond mud and water mixed with a carbon source such as newspaper (containing cellulose) or egg… … Wikipedia
Museum of Science & Industry (Tampa) — Coordinates: 28°03′12″N 82°24′14″W / 28.053333°N 82.403889°W / 28.053333; 82.403889 … Wikipedia
Tailings — A panorama of Broken Hill, New South Wales, backed by the man made mullock (waste tailings) heaps from the Line of Lode mine (the mullock heaps are the hills that stretch across this image). Tailings, also called mine dumps, slimes, tails, leach… … Wikipedia
