Water is a physical need of the human body. We can live without food up to 30-40 days, but without clean drinking water we won’t survive even 3-4 days. This should come as no surprise: the body of an adult consists of around 60-70 percent of water. It is contained in all tissues, and it is essential for metabolic processes, temperature regulation, nutrients transportation via the circulatory system and waste removal. It participates in almost all physiological processes. Lack of water can cause various diseases – from headache to muscle spasms and cramps.
The water is dirty.Water is very important for life on Earth. It is in our oceans, seas, rivers and lakes. There is a lot of water in our planet and at the same time there is littel water in it. This is because very little water is good for drinking. Sometimes people cannot swim even in the sea because the sea and the seaside are not clean. This is because of the modern plants and factories, which are sent in our water a lot of bad things. For example, Lake Baikal is the deepest freshwater lake on Earth. It is 1741 metres deep. The lake is very beautiful but it is in great danger, because of the factories. They must to protect water in our planet!Я придумывала сама и немного брала из интернета.Надеюсь
