Water is important and essential to the ecosystem is huge. Also important to the creatures that live on Earth. Whether plant, animal or human, there is a need to use water to live, to survive. Our world is filled with water to the ground. The water is about 70% and ground is about 30% of the ground water in the world, it consists of a saltwater to freshwater. Deep saline waters up to 97%, but only 3% is fresh water can be seen that the amount of fresh water on Earth is very small compared to the saltwater. If it ceased to be a big impact on all life on Earth. This article will discuss guidelines for protection. Or save water In order to have water for use in the future.