Question

What is the cost-benefit relationship regarding sewage treatment as a strategy to fight water pollution?

Answer 1

The sewage is treated at very low rates in the area that is surrounging with the living beings. but the sewage as it is untreated may leads to making the area polluted. it will also leads to make the river, sea as well as the lakes polluted. which can make the water not proper for the drinking and also for the another urpose and if suppose such polluted water come in contact with the individual it may leads to the water borne disease.

The treatment for the decomposition of the sewage is the aerobic treatment. so in this treatment there is the presence of the reserviors which is been oxygenated and it is maintained to it. So due to these aerobic treatment there is the presence of the bacteria which is the aerobic bacteria and can be use to eliminate the organic material present in the sewage water.