Across
- 5. It reduces_____.
- 6. Is the planting of trees.
- 7. It saves the _____ environment.
- 8. It protects _____ resources.
Down
- 1. It reduces, eliminates and prevents _______.
- 2. It avoids ______ change.
- 3. It means using less water.
- 4. It conserves_____.
- 6. It converts waste materials into new materials.