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Pollution
Earth and Beyond
What is pollution?
The contamination of air, water, or soil by substances that are harmful to
living organisms
Three different types of pollution…
• Land pollution• Air pollution• Water pollution
Water pollution
• What is it?• What causes it?• What effect does it have
on the environment?• How can we prevent it?
Land pollution
• What is it?• What causes it?• What effect does it have
on the environment?• How can we prevent it?
Air pollution
• What is it?• What causes it?• What effect does it have
on the environment?• How can we prevent it?
How to prevent pollution in the household?