Author: Dr Ritesh Vijay

India currently generates approximately 72,368 Million Liters per Day (MLD) of sewage/ wastewater from Class I & II Citiesas per the Central Pollution Control Board (CPCB) report 2021. Out of this, 30% is treated in existing underutilized sewage treatment plants (STPs) and the rest 70% goes into surface water bodies like lakes, rivers and coasts. This reality is starkly evident in the deteriorating conditions of our rivers like Ganga, Yamuna, and other rivers in the country. The gap between sewage generation and treatment capacity is huge. India being one of the fastest-growing countries globally, grapples with the dual challenge of…