Across
- 4. What can we do with old clothes instead of throwing them?
- 5. What kind of car is better for the Earth—electric or gas?
- 7. What keeps Earth warm and bright?
- 8. What day do we celebrate on April 22nd?
Down
- 1. What color bin is often used for recycling?
- 2. What kind of pollution is caused by noise?
- 3. What does recycling help reduce?
- 6. What should we clean up at the beach or park?