Rain Water Harvesting is a technique of collection and storage of rain water into natural reservoirs or tanks.One method of rain water harvesting is roof top harvesting. With roof top harvesting, rain water is collected on the roof and transported to reservoir. Tiles, metal sheets, plastics can be used to collect the water on the roof. It is very simple technique and does not cost much.
1. Rainwater harvesting will improve water supply, food production, and ultimately food security.
2. Water insecure households or individuals in rural areas will benefit the most from rainwater harvesting systems.
3. Since rainwater harvesting leads to water supply which leads to food security, this will greatly contribute to income generation.