Treatment of Sewage Sludge from Sewage Treatment Plants from the Perspective of Greenhouse Gas Emissions

The issues of treatment of sewage sludge generated at sewage treatment plants from the point of view of greenhouse gas emissions are considered. The results of the conducted research on systematization and actualization of data on applied of wastewater sludge treatment processes are presented, the reasons for the insufficient use of anaerobic digestion processes in the activities of water utilities are noted on the example of the technological chain of biological wastewater treatment facilities in settlements and urban districts.