GREEN BUILDING : IMPORTANCE OF EFFICIENT USE OF WATER A Case of office building

Abstract

The Earth's is covered 71.7 % with the water of , but only 3% of this water can be used as drinking  water. Buildings are the main consumers of our  drinking water supply, consuming 20% of the available water. In India , domestic water needs are responsible for a large part of total consumption. The main goal of water efficiency is to encourage smarter water use both indoors and outdoors. Technologies are being developed around the world with various water efficient technologies such as water cooling towers and rainwater harvesting and ect ... Different rating systems have different percentages of green buildings. Defining the two green buildings and there rating systems .Ultimately, the bottom line of the will be that by using these water saving techniques, precious water can be economically saved for our precious water can be saved in an economic way to our future and the office building.