Environment
Simple systems available to treat sewage
Planners should be made aware of easy techniques that can recycle waste water using little electricity.
Soli J Arceivala is managing director of Associated Industrial Consultants (India) Pvt Ltd, Bombay, and former chief of environmental health for WHO in southeast Asia. This piece was written in response to an article on low-cost water treatment alternatives by Janusz Niemczynowicz in Down To Earth, October 15, 1992