Many countries in the Middle East and
North Africa suffer from water shortage. This partly
contributes to the production of concentrated wastewater
with COD values higher than 1500 mg/l. Treatment of such
concentrated sewage using conventional aerobic treatment
options like activated sludge systems will result in the
production of considerable amounts of sludge that could be
most problematic with respect to handling and final
disposal. Conventional aerobic wastewater treatment of such
...