Methane emissions are those stemming from human activities such as agriculture and from industrial methane production.
| 1990 | 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Azerbaijão | 19.093,1 | 8.003,9 | 10.256,4 | 16.320,3 | 15.694,3 | 15.793,7 | 16.100,9 | 15.912,7 | 15.854,3 | 15.762,9 | 15.381,1 | 15.705,6 | 16.038,2 | 15.733,1 |
| Cazaquistão | 43.357,9 | 35.115,2 | 54.808,1 | 65.101,0 | 65.446,0 | 64.642,5 | 65.101,3 | 65.532,8 | 63.810,6 | 62.581,4 | 69.989,7 | 70.530,1 | 69.017,0 | 69.749,5 |
| Quirquistão | 7.316,7 | 3.422,6 | 3.507,0 | 3.886,8 | 3.979,4 | 4.068,8 | 4.173,9 | 4.359,6 | 4.374,5 | 4.482,1 | 4.582,2 | 4.717,0 | 4.796,6 | 4.865,0 |
| Turquia | 38.200,9 | 38.774,2 | 38.448,3 | 42.380,3 | 43.992,9 | 45.458,3 | 44.417,7 | 46.620,0 | 42.513,3 | 44.562,4 | 44.972,7 | 48.223,2 | 49.343,1 | 50.444,8 |