01818nam a22001457a 4500008004100000020001800041050001400059100001600073245006500089250001200154260005500166300003400221500003300255505138400288150729b        xxu||||| |||| 00| 0 eng d  a9788122418392  aTD420.G64  aGoel, P. K.  aWater pollution: Causes, effects and control. /cP. K. Goel.  a2nd ed.  aNew Delhi :bNew Age International Limited,c2006.  axiii, 418p. :bills. ;c24cm.  aIncludes appendix and index.  aContents: General -- History of water pollution and legislation in India -- Structure, properties and use of water -- Hydrological cycle and water resources -- Physical and biological structure of aquatic systems -- Water quality standards -- Origin and sources of water pollutants -- Effects of water pollution on aquatic systems -- Bioaccumulation, biomagnification and long term effects of water pollution -- Eutrophication -- Organic pollution -- Pesticidal pollution -- Heavy metal pollution -- Oil pollution -- Thermal pollution -- Radioactive pollution -- Polychlorinated  biphenyls and other toxic organics -- Toxic inorganics and other constituents affecting water quality -- Water-borne pathogens and other nuisance aquatic organisms -- Index organisms for faecal contamination of water and bacteriological examination -- Biological surveillance of water pollution -- Toxicity testing and interaction of toxicities of pollutants in combination -- Transport, entry and fate of pollutants in water bodies and pollution cycles -- Monitoring and control of pollutants in lakes, rivers, estuaries and coastal waters -- Drinking water treatment and water softening -- Flow measurement and characterization of wastewaters in industries -- General methods of treatment, disposal and recycling of wastewaters -- Treatment of sewage and wastewaters from some specific industries.