Human beings often throw away rubbish or debris into the river. Make a river infested with bacteria and chemicals. New system affect the health of people and wet the area and Thai.
Humans usually leave garbage or food waste into the river. The river stank, and the chemicals mixed. New Web systems affect human health and the people who live there and those who commute.
Humans tend to dump garbage or waste into the river. The river smells and chemicals mixed. Affect the health of people and universal system. In the area and the traveling.