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questions
1. are the ecological problems important today?
2. what causes air pollution and what kind of emissions are emitted into the air?
3. how can acid rain be caused?
4. how does acid rain affect our environment?
5. why are trees important for life on earth?
6. what kind of climate changes can air pollution cause?
7. what are the ways of reducing air pollution?
8. what measures can we take to reduce air pollution by road traffic?
9. how does water pollution occur?
10. what can be done to reduce water pollution?
11. how is land pollution caused?
12. what are the possibilities of reusing waste materials?
13. how can we get rid of waste of all kinds?
14. what can be done with litter in the streets?
15. what can people do to prevent pollution?
16. what areas does pollution affect?
17. what is the role of technology in reducing pollution?
18. what causes noise pollution and how can we reduce it?
19. what kind of protection do animals and plants
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