Describe a place you went to where the air was not clean
1. Is there more pollution now than in the past?
2. In what ways can air pollution be reduced effectively?
3. Do you think the city is cleaner or dirtier than the countryside? Why?
4. What can factories and power plants do to reduce pollutant?
5. Do you think many companies have been forced to reduce pollutants?
6. Do you think wind has any effect on pollution? How?
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