Three things no one can't live without are oxygen,water and food as water is the main or necessity tool of life and without it the life is incomplete and no one can live without water but the main thing is to know how precious is water and how much pure water is available??
As water is essential tool for all living organisms and every things life depend on it but water problems and crises in our society is increasing day by day as it is main tool of life and without it the life is incomplete but it's hard for most of us to imagine that clean,safe and healthy water is very important and is not something that be taken for granted but as in developing countries finding a reliable source of save water is often time consuming and expensive.
The shortage of the water in our society is now become a big or horrible problem as we have to buy a water in form of tankers but with unity we can solve this problem like turn on water and rinse quickly and to wash your hands effectively use less water and turn off the water while you wash your hands so by following certain steps to follow we can save water as much as possible at least and avoid to expand much water extremely instead to the necessity of the life.
Water is one of the most important substance on earth as all the plants and animals must have water to survive and if imagine earth without water become lifeless,dead,collapsed into dust and become dry so it our duty to save water as much as possible so ultimately life's become save as it is a vital for all known forms of life no one and nothing will help "until you start helping yourself" so think thousands time while using uneccessity and doing wasting of it because saving water is saving life is essential for all as it is a major part of life.