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Explain these points given below. Incr...

Explain these points given below.
Increase in carbon dioxide content in te atmosphere has led to global warming.

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More thermal energy is trapped by the atmosphere, causing the planet to become warmer than it would be naturally. This increase in the Earth.s temperature is called global warming.
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  2. Explain these points given below. Coke is sometimes perferred over c...

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  3. Explain these points given below. Increase in carbon dioxide content...

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  4. Explain these points given below. The process of formation of coal in...

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  5. What are the advantages of using CNG and LPG as fuels? Give three poin...

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  6. Describe how coal is formed from dead vegetation. What is this process...

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  7. How do oil spills harm the environment? Comment.

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  8. How does acid rain cause soil infertility? Justify Your answer.

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  9. Explain how global warming does melt the polar ice caps.

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  10. Do you think it is justified to call coal, crude oil and natural gas n...

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  11. Which fossil fuel is an environment friendly fuel? Describe how it has...

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  12. State few advises given by PCRA for saving petrol and diesel. Explain ...

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  13. What are petrolcheimicals? Give two classes of petrochemicals.

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  14. How will renewable energy helps to restore the environment?

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  15. What is the imporance of energy conservation?

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  16. What do you understand by reservoir rock?

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  17. Explain why the layer of petroleum is above the water.

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  18. Explain why is coal known as black diamond?

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  19. Explain why water is an inexhaustible natural resources. Comment.

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  20. Why is renewable energy important for our future?

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