Across
- 1. Essential natural resource, often polluted
- 4. Layer that protects Earth from UV rays
- 8. The natural world around us
- 9. Use items again to reduce waste
- 12. Our home planet
- 13. Contamination of air, water, or soil
- 14. Month when World Environment Day is celebrated
Down
- 1. Unwanted or unusable materials
- 2. Variety of life in the world
- 3. Energy from the sun
- 5. Gives oxygen and absorbs carbon dioxide
- 6. Process of converting waste into reusable material
- 7. Color symbolizing eco-friendliness
- 10. Action encouraged to grow more trees
- 11. Invisible gas we breathe