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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| オーストラリア | 143,963.5 | 165,945.1 | 133,024.3 | 129,412.3 | 177,596.5 | 176,798.0 | 140,883.8 | 154,126.2 | 151,225.3 | 134,687.4 | 157,518.4 | 156,428.4 | 144,211.8 | 131,484.8 |
| ブルネイ·ダルサラーム国 | 1,414.8 | 1,849.9 | 1,995.8 | 1,922.3 | 1,972.8 | 1,924.2 | 1,763.7 | 1,741.3 | 1,668.8 | 1,656.7 | 1,721.4 | 1,686.5 | 1,637.3 | 1,538.9 |
| カンボジア | 12,142.0 | 13,952.6 | 16,210.7 | 18,190.3 | 18,960.7 | 18,411.7 | 18,266.4 | 17,775.7 | 17,666.3 | 17,905.7 | 18,279.1 | 18,302.1 | 18,056.8 | 17,836.4 |
| 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 |
| フィジー | 682.7 | 787.8 | 772.7 | 767.8 | 760.3 | 761.0 | 766.7 | 367.3 | 372.1 | 372.9 | 404.6 | 431.8 | 501.5 | 443.6 |
| インドネシア | 280,038.5 | 339,713.8 | 317,297.9 | 312,449.7 | 319,401.1 | 316,506.5 | 318,017.3 | 323,344.6 | 319,717.6 | 318,960.4 | 325,926.4 | 335,362.6 | 339,612.8 | 333,994.9 |
| 日本 | 36,979.3 | 33,316.6 | 31,415.4 | 29,737.1 | 29,682.1 | 29,530.7 | 29,221.8 | 28,663.1 | 27,895.7 | 27,574.6 | 27,414.2 | 26,580.9 | 26,155.3 | 25,783.3 |
| キリバス | 13.5 | 16.1 | 17.9 | 19.6 | 19.9 | 20.4 | 20.7 | 21.2 | 21.6 | 21.9 | 22.3 | 22.6 | 22.9 | 23.2 |
| 大韓民国 | 24,244.1 | 24,330.4 | 23,746.8 | 23,803.7 | 23,411.4 | 23,413.6 | 23,209.9 | 22,940.5 | 22,740.5 | 22,404.3 | 22,299.4 | 22,262.1 | 22,093.8 | 21,990.1 |
| ラオス人民民主共和国 | 4,826.5 | 5,377.1 | 5,914.0 | 6,952.5 | 6,716.3 | 7,259.0 | 7,244.1 | 7,395.6 | 7,585.1 | 7,853.8 | 7,823.8 | 7,609.6 | 7,731.5 | 8,011.3 |
| マレーシア | 19,889.0 | 26,237.9 | 30,841.5 | 33,243.7 | 33,298.5 | 34,092.6 | 35,807.9 | 36,770.5 | 37,665.7 | 37,742.2 | 37,498.6 | 37,943.1 | 38,069.2 | 37,175.6 |
| マーシャル諸島 | 24.5 | 29.8 | 30.6 | 30.9 | 31.1 | 31.2 | 31.3 | 31.4 | 31.5 | 31.6 | 31.7 | 31.8 | 31.8 | 31.9 |
| ミクロネシア（連邦） | 2.7 | 41.3 | 41.7 | 44.1 | 46.7 | 46.7 | 48.1 | 48.3 | 49.1 | 49.9 | 49.8 | 50.6 | 51.9 | 52.7 |
| モンゴル国 | 8,675.9 | 11,103.7 | 8,229.3 | 8,927.1 | 10,248.7 | 11,502.3 | 12,449.0 | 14,290.6 | 15,747.5 | 16,750.6 | 17,646.6 | 17,591.7 | 18,794.3 | 18,159.4 |
| ミャンマー | 40,496.2 | 50,350.4 | 57,784.2 | 65,148.7 | 63,472.7 | 63,285.8 | 64,070.4 | 65,076.1 | 66,530.7 | 67,622.8 | 70,796.2 | 72,161.3 | 72,567.8 | 72,110.0 |
| ナウル | 3.4 | 4.0 | 4.1 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 |
| パラオ | 12.6 | 15.8 | 17.2 | 17.9 | 18.1 | 18.2 | 18.3 | 18.5 | 18.6 | 18.8 | 19.0 | 19.2 | 19.3 | 19.5 |
| ニュージーランド | 32,973.4 | 32,754.4 | 33,749.8 | 33,578.2 | 33,510.9 | 33,984.4 | 33,804.4 | 34,096.6 | 33,219.5 | 33,181.7 | 32,959.4 | 32,778.7 | 32,574.1 | 32,241.9 |
| パプアニューギニア | 2,872.0 | 6,952.5 | 6,128.9 | 6,200.3 | 7,086.1 | 8,005.3 | 8,884.0 | 9,841.1 | 10,794.9 | 10,689.5 | 10,743.6 | 10,867.8 | 10,831.3 | 10,854.7 |
| フィリピン | 45,380.8 | 54,714.5 | 57,560.4 | 61,262.1 | 62,490.2 | 63,661.3 | 64,260.7 | 64,501.9 | 63,980.0 | 63,582.1 | 65,882.2 | 66,117.9 | 65,051.0 | 65,722.0 |
| シンガポール | 1,282.6 | 1,744.4 | 2,284.8 | 3,157.6 | 3,299.0 | 3,436.5 | 3,576.7 | 3,716.0 | 3,856.5 | 3,957.6 | 4,060.4 | 4,152.0 | 4,251.3 | 4,347.7 |
| サモア | 207.2 | 244.3 | 262.5 | 273.1 | 280.1 | 284.6 | 288.0 | 289.3 | 300.2 | 284.9 | 277.2 | 282.9 | 246.0 | 267.3 |
| ソロモン諸島 | 212.8 | 272.5 | 307.4 | 344.2 | 350.8 | 358.6 | 366.5 | 374.1 | 381.3 | 388.0 | 395.0 | 402.0 | 409.0 | 416.0 |
| タイ | 55,421.2 | 67,522.8 | 74,007.7 | 85,193.5 | 83,976.0 | 85,293.0 | 84,192.6 | 79,729.9 | 75,223.2 | 79,080.1 | 78,245.3 | 77,821.3 | 74,809.2 | 75,892.8 |
| 東ティモール | 329.3 | 479.8 | 4,980.9 | 6,571.3 | 6,448.3 | 6,367.7 | 6,184.7 | 6,066.2 | 5,989.2 | 5,734.7 | 5,516.4 | 5,278.1 | 5,123.3 | 4,794.9 |
| バヌアツ | 316.9 | 369.1 | 388.6 | 448.0 | 459.6 | 466.4 | 471.7 | 479.5 | 444.9 | 386.2 | 399.2 | 398.7 | 379.7 | 374.3 |
| トンガ | 122.4 | 86.0 | 86.8 | 88.2 | 88.3 | 89.2 | 89.7 | 90.2 | 90.8 | 91.3 | 91.4 | 91.7 | 92.1 | 92.3 |
| ツバル | 9.5 | 10.4 | 10.9 | 11.2 | 11.2 | 11.3 | 11.3 | 11.4 | 11.4 | 11.5 | 11.5 | 11.5 | 11.5 | 11.6 |
| ベトナム | 43,289.8 | 65,103.5 | 75,803.3 | 82,330.6 | 83,109.4 | 83,616.3 | 84,542.6 | 84,502.6 | 83,621.3 | 82,496.4 | 81,974.8 | 81,798.9 | 80,654.4 | 79,619.2 |
| アルメニア | 3,651.3 | 1,800.4 | 2,045.5 | 2,204.0 | 2,214.4 | 2,271.2 | 2,361.5 | 2,413.5 | 2,466.9 | 2,487.2 | 2,433.5 | 2,347.4 | 2,323.3 | 2,319.9 |
| アゼルバイジャン | 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 |
| グルジア | 13,760.7 | 7,580.6 | 6,147.1 | 5,750.1 | 5,702.9 | 5,770.7 | 5,820.1 | 5,813.0 | 5,512.9 | 5,475.8 | 5,395.0 | 5,269.1 | 5,191.3 | 5,133.1 |
| 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 |
| 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 |
| ウズベキスタン | 39,414.9 | 44,699.5 | 46,489.8 | 49,641.1 | 49,556.1 | 49,340.5 | 48,602.3 | 47,189.8 | 47,368.3 | 49,494.7 | 50,196.2 | 54,247.0 | 54,437.6 | 53,601.9 |
| トルクメニスタン | 105,731.8 | 76,313.2 | 102,104.6 | 86,337.7 | 111,517.9 | 118,005.8 | 129,739.1 | 128,870.0 | 132,777.6 | 127,765.0 | 126,619.0 | 130,055.5 | 146,450.7 | 124,818.6 |
| アフガニスタン | 6,735.6 | 9,560.4 | 10,731.7 | 15,196.1 | 15,500.5 | 15,632.0 | 15,823.1 | 16,300.0 | 15,943.9 | 15,813.3 | 15,597.9 | 15,919.0 | 15,679.1 | 16,222.0 |
| インド | 528,077.7 | 594,662.8 | 620,079.6 | 658,933.4 | 666,187.8 | 665,447.9 | 669,582.1 | 674,057.7 | 678,829.1 | 684,445.8 | 686,785.3 | 695,493.6 | 696,431.8 | 697,654.7 |
| モルディブ | 42.6 | 59.4 | 70.6 | 89.9 | 94.8 | 99.7 | 104.6 | 109.5 | 114.4 | 119.1 | 123.7 | 128.4 | 133.0 | 137.7 |
| ネパール | 16,310.7 | 18,731.7 | 19,978.2 | 21,600.1 | 22,026.2 | 22,202.6 | 22,458.2 | 22,630.0 | 22,486.3 | 22,567.5 | 23,165.2 | 23,255.2 | 23,553.2 | 23,643.7 |
| バングラデシュ | 65,600.8 | 70,956.8 | 75,267.8 | 82,725.4 | 83,394.7 | 83,964.4 | 84,714.5 | 85,364.4 | 86,144.8 | 85,922.6 | 88,027.1 | 87,879.1 | 88,389.5 | 88,904.0 |
| ブータン | 564.4 | 557.3 | 582.7 | 542.1 | 537.6 | 531.2 | 538.1 | 505.4 | 491.0 | 495.1 | 496.9 | 476.4 | 474.3 | 451.5 |
| 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 |
| スリランカ | 17,847.6 | 7,299.1 | 7,771.9 | 8,592.8 | 8,492.7 | 8,505.2 | 8,734.3 | 7,783.7 | 8,744.3 | 8,264.9 | 7,382.9 | 8,211.3 | 7,986.5 | 8,377.7 |