 |
| |||
| загрязнение окружающей среды | |||
| pollution of the environment: 17 phrases in 8 subjects |
| Ecology | 4 |
| Fish farming pisciculture | 2 |
| General | 2 |
| Name of organization | 1 |
| Nuclear physics | 1 |
| Oil / petroleum | 1 |
| United Nations | 5 |
| Water supply | 1 |
|
| |||
| загрязнение окружающей среды | |||
| pollution of the environment: 17 phrases in 8 subjects |
| Ecology | 4 |
| Fish farming pisciculture | 2 |
| General | 2 |
| Name of organization | 1 |
| Nuclear physics | 1 |
| Oil / petroleum | 1 |
| United Nations | 5 |
| Water supply | 1 |