 |
| waste landfill: 28 phrases in 9 subjects |
| Caspian | 1 |
| Ecology | 11 |
| Energy industry | 4 |
| Environment | 1 |
| General | 7 |
| Military | 1 |
| Natural resourses and wildlife conservation | 1 |
| Production | 1 |
| Weapons of mass destruction | 1 |
|
| waste landfill: 28 phrases in 9 subjects |
| Caspian | 1 |
| Ecology | 11 |
| Energy industry | 4 |
| Environment | 1 |
| General | 7 |
| Military | 1 |
| Natural resourses and wildlife conservation | 1 |
| Production | 1 |
| Weapons of mass destruction | 1 |