How These 8 Rainwater Techniques Help Indian Families Save Up to 1 Lakh Litres

Faced with growing water shortages, Indian families across cities and villages are finding smart, simple ways to harvest rainwater at home. These methods don’t just save water — they recharge groundwater, cut dependence on municipal supply, and build long-term water security, one drop at a time. Here’s a look at eight unique, homegrown rainwater harvesting methods used in Indian homes today, what you’ll need to set them up, why they work, and real-life examples of how they’re making a difference. 1. Terrace-to-filter drum system — the Chennai model What you’ll need: Rooftop rainwater pipes ...