Class 8 Science Chapter 18
Chapter 18: - Pollution of Air and Water
1. Air pollution
2. How does air get polluted?
3. Case study – The Taj Mahal
4. Greenhouse effect
5. What can be done?
6. Water pollution
7. How does water get polluted?
8. What is potable water and how is water purified?
9. What can be done?
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