Monday, February 14, 2011
The removal of phosphorus from the water ...
According to the website of the United States Geological Survey (USGS), phosphorus in most lakes and rivers to be found. ... .The chemical is a common component of fertilizer, animal waste and sewage from the people. ... .Discharge of ground water moving in or on the ground phosphorus and starts the door to the water or the lake. ... .Phosphorus is important for plants, but excess phosphorus causes a reduction of oxygen dissolved in water, known as eutrophication. ... .A lack of dissolved oxygen can support the viability of the water to a fish population. ... .Elimination of Phosphorus Water Research Rutgers University in 2006 were carried out three methods to remove phosphorus from the water. ... .Phosphorus can be physically removed from the water by filtration or membrane processes. ... .Filtration is via a sand filter. ... .The report shows that the technology Rutgers membrane is a new and growing technology phosphorus removal. ... .The report shows a number of technologies including reverse osmosis. ... .The membrane technology is useful for the concentrations of phosphorus up to 0.04 mg per liter water.Chemical water treatment for phosphorus produced by chemical compounds containing iron, aluminum or has. Calcium. ... .A disadvantage of the chemical treatment for phosphorus is the assimilation of phosphorus sludge is produced.Biological usually carried out in ponds. ... .The algae, plankton and other aquatic plants are allowed to grow and water-borne phosphorus. ... .The plants are then mechanically removed from the water before it is discharged into a lake or river. ... .Biological removal of phosphorus can not be an option in colder climates. ... .Plants do not grow, said in a study by the Rutgers pond.The all these methods of phosphorus removal were frozen used by commercial and municipal sewage treatment plants and rainwater. ... .This fight effectively against the problem of phosphorus in the water from what plant.According as a "point" sources such as municipal sewer at the USGS is known, is another problem, "diffuse" sources. ... .These sources of phosphorus in the water runoff from fertilized by agricultural land or grass-S. ... .Another source of diffuse phosphorus in the water extension. ... .Drain water that collected by a high concentration of slurry passes can and phosphorus in lakes and rivers nearby. ... .The USGS says a new regulation of non-point sources of phosphorus would be advantageous for quality.the USGS water, the soil erosion with phosphorus in lakes and rivers. ... .Soil washed into the rivers often contains phosphorus. ... .The Ministry of Agriculture Department of Soil Conservation Programme has carried out the control of erosion since the 1930s ....
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