Across
- 2. plastic bottles
- 4. forest
- 5. natural resources
- 7. nature
- 9. drought
- 10. heaven/sky
- 11. public transportation
- 12. human race
- 13. land/earth
Down
- 1. ozone layer
- 3. air pollution
- 4. oil spill
- 6. wild animal life
- 8. wild plant life
- 12. rainforest