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| развитие бассейна, развитие бассейнов (Three main periods of basin development occurred. The first, in the Permo-Triassic, produced a series of small rift basins ... ArcticFox) | |||
| basin development: 19 phrases in 9 subjects |
| Agriculture | 1 |
| Construction | 1 |
| Ecology | 5 |
| Environment | 1 |
| Finances | 1 |
| Makarov | 2 |
| Technology | 5 |
| United Nations | 1 |
| Water resources | 2 |