Rain water harvesting is the system of collection and storage of rainwater in to the tanks and other reservoirs for future use. Presently it is very important to conserve rain water so that there is no scarcity of this natural resource. It is practiced globally and several measures are taken to harvest rain water and prevent wastage of water. In modern times people are aware of the adverse effects of human activity on our environment. Thus, the concept of rain water harvesting is also gaining rapid momentum and people are playing their part in environmental conservation and making sensible use of this natural resource. Â Rain water harvesting is very important as it is the practice to prevent the wastage of water and use it in a number of ways. There are many methods through which it can be done like surface water collection system, rooftop method of harvesting, underground tanks, dams, slopes, barrages, water collection reservoirs, trenches etc. The harvested water ensures the smooth supply of water in future and prevents scarcity of water. The rain water can be used for domestic as well as other uses like gardening, kitchen, washing etc. The team of BCPL provides rain water harvesting plan for every floor (roof top) and open area for the requirement of everyone.