Question

Why aerobic digestion is more important than anaerobic digestion for treatment of sewage water?

Answer 1

Further, microbial action during the process also helps in biogas generation (methane) which can be used as a clean energy source. ...Anaerobic digestion can also be moreeconomical than aerobic treatment /aerobic septic system as aeration process is not required for theanaerobic digestion.


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Answer 2

Answer:

Aerobic treatment has some distinct advantages over the anaerobic treatment process. These include reduced odor (due to non-production of hydrogen sulfide or methane) and better nutrient removal efficacy (facilitating direct discharge into surface waters or disinfection).