 |
| |||
| sea-based pollution | |||
| загрязнение с моря: 31 phrases in 9 subjects |
| Diplomacy | 1 |
| Ecology | 8 |
| General | 2 |
| Natural resourses and wildlife conservation | 2 |
| Nautical | 6 |
| Oil / petroleum | 2 |
| Technology | 3 |
| United Nations | 5 |
| Water supply | 2 |
|
| |||
| sea-based pollution | |||
| загрязнение с моря: 31 phrases in 9 subjects |
| Diplomacy | 1 |
| Ecology | 8 |
| General | 2 |
| Natural resourses and wildlife conservation | 2 |
| Nautical | 6 |
| Oil / petroleum | 2 |
| Technology | 3 |
| United Nations | 5 |
| Water supply | 2 |