Across
- 2. Keep safe from harm
- 5. Harmful contamination
- 7. Public understanding
- 11. Surroundings of living things
- 12. Color linked to ecology
- 14. The natural world
Down
- 1. Large area of trees
- 3. Protect natural resources
- 4. Organized environmental effort
- 5. Earth and others
- 6. Study of living environments
- 8. Reuse materials
- 9. What conservation protects
- 10. Animals in nature
- 13. Environmental awareness day