Pollution: present a type of pollution your neighborhood is facing. Tell some other types of pollution you know.What type of pollution do you think is the most serious? Why?

Topic 1 - Pollution : present a type of pollution your neighborhood is facing.
1. Tell some other types of pollution you know.What type of pollution do you think is the most serious?Why?
2. What are the effects that the pollution in your neighborhood has caused or might cause?
3. What do you think the local authority should do to help reduce the pollution in your neighborhood?
4. What do you do to help reduce the pollution in your neighborhood?