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| Оценка состояния окружающей среды: 34 phrases in 13 subjects |
| Astronautics | 3 |
| Ecology | 6 |
| Energy industry | 9 |
| Environment | 2 |
| European Bank for Reconstruction and Development | 3 |
| Makarov | 2 |
| Name of organization | 1 |
| Oil and gas | 2 |
| Politics | 1 |
| Sakhalin | 1 |
| Scientific | 1 |
| Technology | 1 |
| United Nations | 2 |