Methane emissions from energy processes are emissions from the production, handling, transmission, and combustion of fossil fuels and biofuels.
| 1970 | 1990 | 2000 | 2005 | |
|---|---|---|---|---|
| Benin | 16.9 | 28.1 | 26.1 | 32.3 |
| Burkina Faso | 20.7 | 9.7 | 6.0 | 6.9 |
| Cabo Verde | 1.8 | 11.1 | 20.0 | 18.2 |
| Cote d'Ivoire | 14.8 | 14.4 | 35.2 | 31.6 |
| Ghana | 19.0 | 29.0 | 35.0 | 38.0 |
| Guinea-Bissau | 5.8 | 15.9 | 16.0 | 16.2 |
| Liberia | 42.3 | 91.5 | 92.0 | 92.3 |
| Mali | 3.7 | 3.4 | 9.4 | 9.2 |
| Niger | 9.4 | 8.6 | 10.8 | 10.1 |
| Nigeria | 47.7 | 39.1 | 54.8 | 58.2 |
| Senegal | 19.2 | 6.3 | 5.8 | 6.1 |
| Sierra Leone | 25.1 | 13.3 | 20.4 | 12.0 |
| Gambia, The | 11.0 | 2.6 | 16.9 | 17.6 |
| Togo | 27.4 | 35.5 | 39.1 | 38.0 |