メタン排出は、農業や工業メタン生産など、人間の活動に起因するものです。
| 1990 | 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 中国 | 763,744.0 | 807,417.2 | 901,769.1 | 1,065,645.8 | 1,112,586.9 | 1,113,082.9 | 1,136,038.6 | 1,149,171.2 | 1,147,403.8 | 1,107,003.4 | 1,116,767.2 | 1,147,167.9 | 1,163,215.2 | 1,186,285.2 |
| カザフスタン | 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 |
| キルギスタン | 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 |
| ロシア連邦 | 644,926.9 | 481,202.2 | 550,416.0 | 557,087.6 | 566,098.3 | 560,078.9 | 562,357.0 | 562,762.1 | 568,592.4 | 583,174.5 | 595,374.1 | 617,987.2 | 620,983.2 | 617,227.3 |
| タジキスタン | 4,986.8 | 2,799.5 | 3,307.4 | 4,327.7 | 4,483.4 | 4,737.5 | 4,911.0 | 5,021.2 | 5,235.0 | 5,437.5 | 5,524.1 | 5,557.8 | 5,640.7 | 5,520.9 |
| パキスタン | 73,526.0 | 94,228.5 | 109,696.0 | 126,521.1 | 132,640.8 | 135,367.8 | 140,732.2 | 144,605.8 | 147,156.7 | 150,374.3 | 154,085.1 | 158,691.2 | 163,680.5 | 169,428.2 |