As a chemistry student, I know that water is a major source of every chemical reaction. As an environmental lover, I know that water is used to grow food, keep plants alive, and is home to many different creatures. As a resident of Southern California, I know that water is used for my body, transportation, buildings, and so on. Water is life to save my life, that of my children and their friends who will be here for many years. Water is everywhere on Earth. The fact that scientists have proven is that almost 97% of water is found in the ocean, which contains too much salt and man cannot use it; The remaining 3% is fresh water, but only a third of it is actually usable by humans, plants and some animals. Ocean water plays a significant role in nature. It gives people air to breathe because ocean water provides half of the entire world's oxygen. It also provides people with healthy seafood; creates thousands of types of jobs that people find interested in understanding ocean water. Interestingly, according to the organization The Nature Conservancy, sea water is one of the ingredients of many products such as shampoo, cosmetics and medicines that help fight cancer, arthritis, Alzheimer's, heart disease and other diseases. occupies most of the spaces on Earth and only 3% left is fresh water, this small amount of water still plays a major role in many things. For humans, water is applied to prevent dehydration. People can live a week without food, but cannot exist without water for 3-4 days. The human body requires water intake more than water loss to keep fluids in good condition. Otherwise, people will feel fatigued or dizzy. Furthermore, water also helps several organs… half the paper… is also necessary; consider purchasing a dual-flush toilet because one toilet flush wastes approximately 1.6 gallons of water; the most important thing is to visit the water conservation company to record the amount of water used by the house in a month. Create or join an organization, like Connect with the Dots, to promote advocacy for cleaner water. My family, friends, classmates and colleagues are able to live healthily to this day thanks to the presence of unpolluted water. Even scientists cannot identify any substance that has values ​​as incredible as water. The choice to continue to live healthy is based on people's decisions and actions on how to protect the Earth's water. In Southern California, being able to enjoy many beautiful beaches and receiving the benefit of using water at home, together, people should use water wisely and appreciate its values.