Q. What are the advantages of rainwater harvesting systems?

Answer

•These are supplemental in drought or dry regions. Rainwater harvested months before can be used during such conditions.•These are widely used as independent water supply which is extensively beneficial during times of water restrictions.•They reduces need of clean water.•These are also used as main water supply in developed regions.•Flood mitigation: In order to avoid flooding on the streets.•Prevent soil erosion•It is a part of Sustainable Urban Drainage System (SUDS)