Water as the Important Element on the Earth

Water becomes the most important component since the earth was created. It already existed before dinosaurs lived. The ocean calls as a factory of water, it produces a huge amount of water. Although the rain falls water down to earth, about 71 % of the Earth surface is covered by water.

Human beings cannot live without water, the human body consists of water, and it takes 70 % of the human body. So, it'd better not to eat than drink for a man, somebody can survive without food around three weeks. Water starvation has a different story, somebody can live without water less than a week.

Water acts as the liquid to regulate our body temperature through sweating and respiration and helps to flour waste. That means water has an essential part in human's life. It is not only useful for humans, but also other creatures. You will bloom a beautiful flower if you water it regularly. 

Animals need water, they cannot live without it, especially fish. Pisces need water to live and to breathe. According to this, water has a significant function for every creature.

The human need to learn how to manage the amount of water, particularly clean water. Using clean water wisely can decrease the of water crisis. It can save more clean water for our generation, it can help them to have a healthy life in the future.