Across
- 1. people walking
- 2. área of grass trees
- 5. full of people
- 7. surface to go UP
- 10. very little noise
- 11. damage caused to water
- 12. path or marked route
- 13. container outdoor public
- 16. long, narrow boat on a canal
Down
- 1. place affected by pollution
- 3. rides a bicicle
- 4. sound unpleasant
- 6. animals and plants
- 8. somebody is not in danger
- 9. something different
- 11. system of vehicles
- 14. large number of vehicles
- 15. something making noise