what is rain water harvesting?

Rain water harvesting is a simple process of storing or containing or purifying the rain water to use it directly or to recharge the groundwater source.It can help utilities for reducing peak demands during summer months, saving treated water for more important and appropriate water uses. And it also can be an important backup source in time of emergency.In the urban areas it can reduce the water bills and also.

Rainwater harvesting is the process of collecting rainwaterfor human use.It is also called rainwater collection system or rainwater catchment system.It is the technology of and storing rainwaterfor human use.It ranges from simple rain barrel to more elaborate system of pumps,tanks and purification systems.

Rainwater harvesting is the process of collecting, storing, and reusing rainwater in various ways. The goal of rainwater harvesting is to reduce the strain on local water supplies through reuse or conservation. Rainwater harvesting systems can be either passive or active, with passive collections being more common. The process captures and stores rain and snow runoff for use during dry seasons when groundwater or municipal supplies are low; in turn runoff can also be used for agricultural irrigation.