Across
- 3. Harmful contamination of air, land, or water
- 4. Able to be maintained without depletion
- 6. Process of converting waste into reusable material
- 7. Long‑term pattern of regional weather
- 9. Ground layer that supports plant growth
- 10. Tree‑dense regions vital to oxygen production
- 12. Daily atmospheric conditions
- 15. Color symbolizing environmental awareness
- 17. The non‑human world of plants, animals, and landscapes
- 20. Earth’s classification in the solar system
- 22. Relating to trees or tree planting
- 23. Energy source derived from the sun
- 24. Describes energy that naturally replenishes
- 25. Young plant just beginning to grow
Down
- 1. Variety of life within an ecosystem
- 2. To protect resources from overuse
- 5. Interconnected community of organisms and environment
- 8. Animals living outside of domestication
- 11. Vast bodies covering most of Earth’s surface
- 13. Natural home of a plant or animal
- 14. Flowing freshwater systems shaping landscapes
- 16. Organic waste recycled into nutrient‑rich material
- 18. Organized effort to remove environmental waste
- 19. Land area draining into a common water source
- 21. Our home planet, honored each April