Across
- 3. burning this causes pollution (4)
- 5. abundant source of energy (5)
- 7. technology of tomorrow (8)
- 8. this ocean had the largest oil spill (8)
- 9. water release when the glacier melts (9)
- 12. used to purify water (6)
- 14. waster water from domestic usage (6)
- 16. used for keeping swimming pools clean (8)
- 17. Mix of this & petrol makes fuel better (7)
Down
- 1. one of the biggest holes in atmosphere (5)
- 2. #1 cause of pollution today (7)
- 3. source of emission from agriculture (6)
- 4. another word for reuse (7)
- 6. Used for producing batteries (7)
- 9. example of green house gas (7)
- 10. gas used in air conditioners (5)
- 11. example of a clean gas
- 13. 7 letter word for green energy
- 15. a dangerous contaminant in ground water (4)