People began to build houses, roads, and big industries. Thereafter, there is a physical disturbance of the land and factories began to dump their chemical wastes in the bodies of water. Big factories flush down waste products in the water, and this is one of the major causes of ocean pollution.

Five Things You Can Do To Reduce Water Pollution.

1. Do not pour fat from cooking or any other type of fat, oil, or grease down the sink.
2. Do not dispose of household chemicals or cleaning agents down the toilet.
3. Do not flush pills, liquid or powder medications or drugs down the drain.
4. Avoid using the toilet as a wastebasket.
5. Never use a garbage disposal as a bin.

Why is water pollution dangerous?

Microbial water pollution is a major problem in the developing world, with diseases such as typhoid fever being the primary cause of infant mortality. Organic matter and nutrients causes an increase and depletes oxygen from the water column.

To survive, we need healthy oceans. The ocean is the largest ecosystem on Earth, it is the planet's life support system. Oceans provide at least a sixth of the animal protein people eat. Living oceans carbon dioxide from the atmosphere and reduce climate change impacts.