Across
- 2. When the sea is dirty
- 5. Large body of water on earth
- 6. When water takes the place of earth
- 7. when the air is dirty
- 9. When trees are cut down
- 10. Retains part of the thermal radiation
Down
- 1. More water in the sea
- 3. When plants make their food
- 4. It comes in the form of light to earth
- 8. Day when there are no clouds