Across
- 3. = Burns' energy
- 5. = not real pool
- 6. = poison rain
- 10. = you need to load it
- 11. = no lights
- 12. = beavers build this
Down
- 1. = they use wind
- 2. = one of the biggest greenhouse gasses
- 4. = when you use something bad
- 7. = flows
- 8. = it forms in the bottom of swamp
- 9. = fuel and battery
- 10. = organic fuel