1. If the land isn't polluted, the farmers won't be unable to grow crops
2. If people don't build too many telephone poles and overhead power lines, there won't be visual pollution
3. If people don't use contaminated water for cooking, their health won't be badly affected
4. If we place dustbins in many places, people won't throw rubbish everywhere
5. If the factory don't install a new filtration system, the industrial waste will be well-treated
6. If the factory weren't located near our village, there wouldn't be air pollution and noise pollution
7. If the local people had fresh water, they wouldn't have to use water from the polluted river
8. If the soil weren't badly polluted, trees and grasses could grow here
9. If Mr quang disn't work in a noisy enviroment, his hearing wouldn't become worse
10. If the factory treated its waste well, there wouldn't be a serious water pollution