 |
| environmental action: 47 phrases in 14 subjects |
| Astronautics | 1 |
| Caspian | 2 |
| Ecology | 7 |
| European Bank for Reconstruction and Development | 9 |
| Gas processing plants | 4 |
| General | 3 |
| International Monetary Fund | 1 |
| Karachaganak | 2 |
| Makarov | 3 |
| Military | 2 |
| Sakhalin | 3 |
| Technology | 1 |
| United Nations | 8 |
| Water supply | 1 |