गंगा की स्वच्छता को नई दिशा दे रही आधुनिक तकनीकें

गंगा की स्वच्छता को नई दिशा दे रही आधुनिक तकनीकें: Wastewater is generated daily through domestic and urban activities. As towns and cities expand, the volume of sewage requiring collection, conveyance and treatment also increases. Effective treatment therefore requires different technological approaches depending on the nature of sewage, local conditions and available infrastructure. In urban areas, sewage flows through underground networks to centralised treatment plants.