In many countries, especially developing countries, many people are lacking access to water and sanitation services and this inadequate service is the main cause of diseases in these countries. Application of appropriate wastewater treatment technologies, which are effective, low cost (in investment, operation, and maintenance), simple to operate, proven technologies, is a key component in any strategy aimed at increaseing the coverage of wastewater treatment.The capital cost of the sludge treatment unit is a significant part of the cost of primary treatment. ... In anaerobic lagoons oxygen is not required (nor is it present) since the metabolism of the organic matter is done by anaerobic bacteria that do not consume oxygen. Tertiary treatment ... Capital costs for nutrients removal are higher and include construction of additional tanks, pipes, and recirculation pumps.
|Title||:||Sustainable Treatment and Reuse of Municipal Wastewater|
|Author||:||Menahem Libhaber, Álvaro Orozco-Jaramillo|
|Publisher||:||IWA Publishing - 2012|