Introduction to Water pollutants, Sources and Wastewater treatment schemes

Review on Waste water treatment schemes

De: Sivakumaran Sivaramanan

Narrado por: Virtual Voice

Water is an essential renewable resource, increasing population, deforestation, soil degradation and desertification, soil and water pollution and the effects of climatic change and consequences such as droughts, changes in weather pattern have ultimately increases the demand for fresh potable water, thus the need for reclamation of used water is being realized. Several countries successfully recycle the water up to the consumable standards. Though it varies depending on the treatment systems, limiting the uses, public acceptance, social and health related controversy is still an international issue. Increasing population and urbanization increases the need of sophisticated techniques to handle wastewater, in many areas contamination of harmful industrial or municipal wastewater into drinking waterways created severe threat to the society, or unsanitary waste water discharging practices have worsen the surrounding environment due to odour, providing sink for pathogens, breeding grounds for mosquitoes and other vectors. This book reviews kinds of waste water treatment systems and their roles in waste water treatment in terms of preliminary, primary, secondary and tertiary levels including the final polishing to meet the acceptable standards for reuse. Schematic diagrams and photographic examples are provided to give clear understanding on waste water treatment schemes.