 |
| carbon dioxide emissions: 23 phrases in 5 subjects |
| Ecology | 5 |
| Energy industry | 8 |
| Environment | 6 |
| General | 1 |
| Oil processing plants | 3 |
|
| carbon dioxide emissions: 23 phrases in 5 subjects |
| Ecology | 5 |
| Energy industry | 8 |
| Environment | 6 |
| General | 1 |
| Oil processing plants | 3 |