9. Rain water harvesting is one of the ways to conserve water. Find out what is rain water harvesting and explain how it helps in conservation of water.​

Rainwater harvesting is a straightforward technique or technology that collects, conveys, purifies, and stores runoff from rooftops,etc. for use in the future.One of the best techniques used and followed to help water conservation is the rainwater collection system. Today, a major source of worry is the lack of high-quality water. However, rainwater that is pure and of good quality can be used for other cattle needs as well as irrigation, cleaning, bathing, and cooking.The following is a list of the advantages of a rainwater harvesting system: less expensereduces the water bill by contributing, lowers the need for water, decreases the demand for water imports.encourages energy and water conservation.For more information on rain water harvesting kindly visit tohttps://brainly.com/question/12790684