Question

What do you know about ocean water pollution?

Answer 1

Ocean water pollution is the contamination of ocean water by harmful substances such as sewage, industrial wastes, oil, plastics and agricultural chemicals.

1. Sewage and industrial wastes discharged into the sea pollute ocean water.
2. Oil spills from ships and tankers form a layer on the water surface and harm marine organisms.
3. Plastic waste can injure or kill marine animals and disturb marine ecosystems.
4. Pesticides and fertilisers carried by rivers into the sea can also pollute the ocean.
5. Ocean pollution reduces water quality and marine biodiversity, affecting the entire marine ecosystem.