Benefits in humans and in many organisms, such as eat. Use clear Used in the manufacturing process is important to water-related items in the ecosystem, etc. Humans use water in a variety of activities, ranging from the past till now, but over time, people began to use water, waste water, because they think they will never have to get in the habit of running from person to person until now. The water shortage in the drought, such as waste water. Keep the faucet open. The litter into rivers, streams The water was polluted water shortages occurred. Affect humans and animals in many ecosystems, such as lack of water in the production process. Animals in the ecosystem has died, which is a big problem, especially.