Across
- 3. dust in the air can makes us
- 6. we breathe this gas to live
- 7. Air around us is called
- 8. cutting trees increases air
- 11. air pollution affects our
- 12. we should not burn this waste
- 13. should not burn this to avoid pollution
- 15. this comes out from factory chimneys
Down
- 1. smoke comes from cars and busses, called
- 2. dirty air can cause breathing
- 4. cutting trees is called
- 5. Gas that plants take in
- 8. cars use this fuel
- 9. air pollution harms our
- 10. we should plant more of these to reduce pollution
- 14. we should keep our surroundings