Across
- 4. What do we put in recycling bins?
- 5. What is the main cause for climate change?
- 9. How can we stop global warming?
- 10. What do trees release in the earth?
- 12. What are the best food sources?
Down
- 1. What can we do to get more oxygen?
- 2. What is it called reusing plastic?
- 3. If you run a water tap for the whole day how many liters are wasted?
- 6. Is reusing plastic good?
- 7. What is renewable energy called.
- 8. What type of cars should we use to save the earth?
- 11. What type of waste do we usually see in the ocean?