***************************************************** *** Source: D.I. Stern* and R.K. Kaufmann *** *** Center for Energy and Environmental Studies *** *** Boston University *** *** 675 Commonwealth Avenue *** *** Boston, Massachusetts 02215, U.S.A. *** *** *current address: *** *** Center for Resource and Environ. Studies *** *** Australian National University *** *** Canberra ACT 0200 *** *** Australia *** *** *** *** Last revision - August 1998 *** ***************************************************** Global historical anthropogenic CH4 emissions expressed in Tg (teragrams; 1 Tg = 10^12 g) of methane. Year Gas Flaring Gas Supply Coal Mining Biomass Burning Livestock Rice etc. Landfills Total 1860 0.0 0.0 2.2 9.8 25.6 40.1 1.6 79.3 1861 0.0 0.0 2.3 10.0 25.7 40.3 1.6 80.0 1862 0.0 0.0 2.3 10.1 25.8 40.4 1.7 80.4 1863 0.0 0.0 2.5 10.3 25.9 40.6 1.7 81.0 1864 0.0 0.0 2.7 10.4 26.0 40.7 1.7 81.6 1865 0.0 0.0 2.9 10.5 26.1 40.9 1.8 82.2 1866 0.0 0.0 3.0 10.5 26.2 41.1 1.8 82.7 1867 0.0 0.0 3.2 10.6 26.3 41.2 1.9 83.3 1868 0.0 0.0 3.2 10.6 26.4 41.4 1.9 83.6 1869 0.0 0.0 3.3 10.7 26.5 41.6 2.0 84.1 1870 0.0 0.0 3.4 10.8 26.6 41.7 2.0 84.6 1871 0.0 0.0 3.8 11.0 26.7 41.9 2.1 85.5 1872 0.0 0.0 4.1 11.1 26.8 42.1 2.1 86.3 1873 0.0 0.0 4.4 11.2 27.0 42.2 2.2 87.0 1874 0.0 0.0 4.3 11.2 27.1 42.4 2.2 87.2 1875 0.0 0.0 4.4 11.3 27.2 42.6 2.3 87.8 1876 0.0 0.0 4.4 11.4 27.4 42.9 2.4 88.5 1877 0.0 0.0 4.5 11.5 27.6 43.3 2.4 89.3 1878 0.0 0.0 4.5 11.5 27.8 43.6 2.5 90.0 1879 0.0 0.0 4.8 11.6 28.0 44.0 2.5 90.9 1880 0.1 0.0 5.2 11.6 28.3 44.3 2.6 92.0 1881 0.1 0.0 5.6 12.3 28.5 44.7 2.7 93.7 1882 0.1 0.0 6.0 12.5 28.7 45.0 2.7 95.0 1883 0.1 0.0 6.4 12.6 28.9 45.4 2.8 96.2 1884 0.1 0.0 6.4 12.8 29.2 45.7 2.9 97.0 1885 0.1 0.0 6.3 12.8 29.4 46.1 3.0 97.7 1886 0.1 0.0 6.3 12.9 29.6 46.5 3.0 98.5 1887 0.1 0.0 6.7 13.0 29.8 46.9 3.1 99.6 1888 0.1 0.0 7.3 13.0 30.1 47.2 3.2 100.9 1889 0.1 0.0 7.4 13.0 30.3 47.6 3.3 101.7 1890 0.1 0.0 7.8 13.0 30.6 48.0 3.3 102.9 1891 0.2 0.0 8.1 13.1 30.8 48.4 3.4 104.0 1892 0.2 0.0 8.2 13.1 31.0 48.8 3.5 104.8 1893 0.2 0.0 8.0 13.1 31.3 49.2 3.6 105.3 1894 0.2 0.0 8.4 13.1 31.5 49.5 3.7 106.4 1895 0.2 0.0 8.8 13.1 31.8 49.9 3.8 107.6 1896 0.2 0.0 9.1 13.1 32.0 50.3 3.9 108.6 1897 0.2 0.1 9.5 13.1 32.3 50.7 4.0 109.8 1898 0.2 0.1 10.0 13.0 32.5 51.2 4.1 111.1 1899 0.2 0.1 10.9 13.0 32.8 51.6 4.2 112.8 1900 0.3 0.1 11.5 13.1 33.1 52.0 4.3 114.2 1901 0.3 0.1 11.8 14.5 33.3 52.2 4.4 116.5 1902 0.3 0.1 12.0 14.8 33.6 52.5 4.5 117.8 1903 0.3 0.1 13.1 15.2 33.9 52.7 4.6 119.9 1904 0.4 0.1 13.2 15.4 34.1 52.9 4.8 121.0 1905 0.4 0.1 13.9 15.7 34.4 53.2 4.9 122.6 1906 0.4 0.1 15.0 15.9 34.7 53.4 5.0 124.5 1907 0.4 0.1 16.6 16.0 35.0 53.7 5.1 126.9 1908 0.5 0.1 15.7 16.1 35.3 53.9 5.3 126.8 1909 0.5 0.1 16.4 16.2 35.5 54.1 5.4 128.2 1910 0.5 0.1 17.1 16.2 35.8 54.4 5.5 129.7 1911 0.6 0.1 17.4 15.0 36.1 54.6 5.7 129.5 1912 0.6 0.1 18.3 14.7 36.4 54.8 5.8 130.8 1913 0.6 0.2 19.6 14.1 36.7 55.1 6.0 132.3 1914 0.7 0.2 17.5 14.0 37.0 55.3 6.1 130.8 1915 0.7 0.2 17.3 13.8 37.3 55.5 6.3 131.1 1916 0.7 0.2 18.6 13.9 37.6 55.8 6.4 133.2 1917 0.8 0.2 19.6 13.9 37.9 56.0 6.6 135.0 1918 0.8 0.2 19.3 13.9 38.2 56.2 6.7 135.4 1919 0.9 0.2 16.8 14.0 38.5 56.4 6.9 133.8 1920 1.2 0.2 19.3 14.0 38.8 56.7 7.1 137.3 1921 1.2 0.2 16.3 15.1 39.2 56.9 7.3 136.1 1922 1.4 0.2 17.4 15.5 39.5 57.1 7.5 138.5 1923 1.6 0.3 19.4 15.8 39.8 57.3 7.6 141.9 1924 1.6 0.3 19.2 16.1 40.1 57.5 7.8 142.7 1925 1.7 0.3 19.2 16.3 40.4 57.8 8.0 143.8 1926 1.7 0.3 19.1 16.5 40.8 58.0 8.2 144.7 1927 2.0 0.4 20.6 16.5 41.2 58.3 8.4 147.5 1928 2.1 0.4 20.3 16.6 41.6 58.6 8.7 148.2 1929 2.3 0.5 21.5 16.1 42.0 58.9 8.9 150.2 1930 2.2 0.5 19.7 16.0 42.4 59.2 9.1 148.9 1931 2.1 0.5 17.4 16.2 42.8 59.4 9.3 147.7 1932 2.0 0.4 15.5 16.1 43.2 59.7 9.6 146.5 1933 2.2 0.4 16.2 16.0 43.6 60.0 9.8 148.1 1934 2.3 0.5 17.6 16.0 44.0 60.2 10.1 150.6 1935 2.5 0.5 18.0 15.9 44.4 60.5 10.3 152.0 1936 2.7 0.6 20.1 16.0 44.8 60.8 10.6 155.4 1937 3.0 0.6 21.1 15.9 45.2 61.0 10.8 157.8 1938 2.9 0.6 19.8 15.8 45.6 61.3 11.1 157.2 1939 3.1 0.7 21.1 15.7 46.0 61.6 11.4 159.5 1940 3.1 0.7 22.3 15.5 46.5 61.8 11.7 161.6 1941 3.0 0.8 23.3 15.4 46.9 62.1 12.0 163.3 1942 2.8 0.8 23.4 15.2 47.3 62.3 12.3 164.1 1943 3.0 0.9 23.4 15.1 47.8 62.6 12.6 165.4 1944 3.4 1.0 22.4 15.0 48.2 62.8 12.9 165.8 1945 3.6 1.1 18.8 14.9 48.7 63.0 13.2 163.4 1946 3.9 1.1 19.6 16.1 49.1 63.3 13.6 166.8 1947 4.3 1.3 22.0 16.4 49.6 63.5 13.9 171.1 1948 4.8 1.4 23.0 16.7 50.0 63.8 14.3 174.0 1949 4.8 1.5 21.9 16.8 50.5 64.0 14.6 174.1 1950 6.1 1.6 22.6 16.9 51.0 64.2 15.0 177.5 1951 6.4 1.9 23.9 21.6 51.9 65.0 15.4 186.1 1952 6.9 2.1 23.7 22.7 52.9 65.8 15.8 189.9 1953 7.2 2.2 23.8 22.9 53.8 66.6 16.2 192.6 1954 7.2 2.3 23.6 23.4 54.8 67.4 16.6 195.3 1955 8.3 2.5 25.2 24.3 55.8 68.2 17.0 201.3 1956 8.5 2.7 26.5 24.7 56.8 69.0 17.4 205.7 1957 9.3 3.0 27.4 25.1 57.9 69.9 17.9 210.4 1958 9.3 3.2 28.4 25.3 58.9 70.7 18.3 214.2 1959 9.6 3.6 29.5 23.7 60.0 71.5 18.8 216.7 1960 10.4 3.9 30.3 23.7 61.1 72.4 19.3 221.1 1961 11.2 4.2 28.8 26.6 62.3 73.3 19.8 226.3 1962 11.7 4.6 28.7 27.5 63.6 74.3 20.3 230.7 1963 12.5 5.0 29.6 28.3 64.8 75.3 20.8 236.3 1964 13.6 5.5 30.3 29.0 66.1 76.3 21.3 242.1 1965 14.7 5.9 30.8 29.5 67.5 77.3 21.8 247.4 1966 16.0 6.4 31.1 29.7 68.9 78.3 22.4 252.6 1967 17.6 6.9 30.2 29.8 70.3 79.4 23.0 257.0 1968 19.5 7.4 30.3 30.0 71.7 80.4 23.5 262.9 1969 21.3 8.1 31.2 30.2 73.2 81.5 24.1 269.6 1970 23.2 8.6 32.3 29.7 74.7 82.5 24.7 275.8 1971 23.5 9.3 32.3 27.4 76.2 83.5 25.4 277.5 1972 25.1 9.7 32.6 26.6 77.7 84.5 26.0 282.2 1973 29.3 10.2 32.7 27.0 79.2 85.5 26.7 290.6 1974 28.5 10.3 32.4 27.0 80.8 86.5 27.3 292.9 1975 24.8 10.4 34.1 27.0 82.4 87.5 28.0 294.3 1976 29.1 10.8 34.7 29.0 83.8 88.3 28.7 304.5 1977 27.7 10.8 35.8 29.6 85.3 89.2 29.5 307.8 1978 28.5 11.3 36.3 29.9 86.7 89.9 30.2 312.9 1979 26.7 11.9 38.0 30.9 88.2 90.7 31.0 317.5 1980 23.7 12.1 38.8 31.2 89.8 91.5 31.8 318.9 1981 19.2 12.3 38.0 33.5 91.4 92.3 32.6 319.3 1982 18.4 12.2 39.6 34.2 93.0 93.1 33.4 323.9 1983 16.8 12.3 40.1 34.5 94.6 93.9 34.2 326.5 1984 15.5 13.2 41.7 35.6 96.3 94.7 35.1 332.1 1985 15.2 13.7 45.2 36.0 98.0 95.5 36.0 339.6 1986 14.4 14.0 46.4 37.2 99.6 96.2 36.5 344.3 1987 13.6 15.1 47.8 37.8 101.3 96.9 36.9 349.4 1988 14.1 15.9 49.0 38.0 103.0 98.0 37.4 355.3 1989 13.3 16.4 49.5 37.7 104.7 98.3 37.8 357.8 1990 16.0 17.1 47.8 37.6 106.5 99.0 38.3 362.3 1991 18.9 17.2 46.4 37.5 108.2 99.5 38.8 366.5 1992 16.8 17.0 47.0 37.5 109.8 100.0 39.3 367.4 1993 15.2 17.5 45.5 37.4 111.4 100.4 39.8 367.2 1994 15.2 18.0 46.3 37.4 113.1 100.8 40.3 371.0