Question

what is water pollution? write it main cause?​

Answer 1

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DEFINITION

Water pollution occurs when harmful substances—often chemicals or microorganisms—contaminate a stream, river, lake, ocean, aquifer, or other body of water, degrading water quality and rendering it toxic to humans or the environment

CAUSES

• Runoff from Agricultural Operations.
• Runoff and Nonpoint Source Pollution.
• Industrial Activities.
• Leakage from Underground Storage and Piping.
• Leaking Sewers.
• Vehicle Emissions.
• Landfill Leakage.
• Hazardous Waste.

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Answer 2

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Water Pollution :-

Water dissolves the fertilizers and pesticides that we use on our farms show some percentage of these substances are washed into the water bodies save image from our towns and cities and the waste from factories are also dumped into the water , specific Industries also use water for cooling in various operations and later returned this hot water to water bodies.

Causes of Water pollution :-

There are two causes of water pollution :-

1. Natural Causes

1. Volcanoes

2. Animal Waste

3. Algae

4. Floods

2. Human Causes

1. Chemicals

2. Sewage

3. Nutrients

4. Highway Runoff

5. Oil, plastic etc.