NEET BIOLOGY

Detailed explanation-1: -Eighty percent of sewage in India is untreated and flows directly into the nation’s rivers, polluting the main sources of drinking water, a study by an environment watchdog shows.

Detailed explanation-2: -More than 60 per cent of sewage generated by urban India is untreated and enters water bodies like rivers, resulting in pollution and making it unfit for human consumption, the National Green Tribunal has said.

Detailed explanation-3: -It is estimated that approximately 70% of India’s surface water is unfit for human consumption. Every day, nearly 40 million litres of wastewater enter rivers and other bodies of water, with only a small percentage adequately treated.

Detailed explanation-4: -The largest source of water pollution in India is untreated sewage. Other sources of pollution include agricultural runoff and unregulated small-scale industry. Most rivers, lakes and surface water in India are polluted due to industries, untreated sewage and solid wastes.

Detailed explanation-5: -The amount of waste actually processed is 235MLD (125% of the total).