The spread of hazardous materials including oil, plastic, industrial and agricultural waste, and chemical particles into the ocean is referred to as ocean pollution, also known as marine pollution.

The spread of hazardous materials including oil, plastic, industrial and agricultural waste, and chemical particles into the ocean is referred to as ocean pollution, also known as marine pollution.
Ocean overfishing simply means catching fish from the sea at rates too high where fish stocks become too depleted to recover. This causes drastic effects on the future of both ocean and land dwellers.