Science, asked by Naazfresh7839, 1 year ago

6. What is the meaning of pollution? How many types of pollution are there in the world?

Answers

Answered by piyushgen9693

the presence in or introduction into the environment of a substance which has harmful or poisonous effects are called pollution

Answered by RPS007

Presence or release of harmful toxics into natural environment is called pollution.It is caused due to pollutants.
Types
Air pollution
Water pollution
Land pollution
Soil pollution
Thermal pollution
Radioactive pollution
Noise pollution
Visual pollution

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