Across
- 3. throwing trash on ground
- 4. reusing plastic
- 7. making your own fertilizer
- 9. plastic polluting
- 10. smokey, wood
- 12. trees earth day, plant
- 15. cut grass
- 16. Human need
- 17. human crushing things with their feet
- 18. leaking gas leakage
Down
- 1. flowers
- 2. companies cutting trees down
- 5. waste throwing food away
- 6. Humans hurting their lungs
- 8. summer activity, behind the boat
- 11. camper
- 13. vacation
- 14. dirt bike riding of winter