| 11. | I polluted the sea; you unpolluted it.
|
| 12. | The town's water supply comes from an unpolluted river in the mountains.
|
| 13. | The World Health Organization and an initial Environment Ministry report found the water unpolluted.
|
| 14. | Where the air is unpolluted, they can grow to 10 20 cm long.
|
| 15. | The Cooum river was then clean and unpolluted.
|
| 16. | Compare how long it takes the suds to dissipate with an unpolluted control sample.
|
| 17. | Pele is an ethical, unpolluted man.
|
| 18. | Croatia has unpolluted marine areas reflected through numerous nature reserves and 116 Blue Flag beaches.
|
| 19. | Fresh and unpolluted water accounts for 0.003 % of total water available globally.
|
| 20. | As part of the Nairobi Highlands area, the region's environment remains unpolluted.
|
