Across
- 3. The Earth's heating up
- 5. Reuse old materials to make new things
- 8. Pick up this to help the planet
- 9. A small area of plants
Down
- 1. A place with a lot of trees
- 2. The planet we live on
- 4. The thing that plants do
- 6. He speaks for the trees
- 7. The color of plants