"Comparing CO2 from cement manufacturing data, Andrew (2022) vs Boden et al (2017)" Year Andrew kt CO2 Boden MtC Andrew MtC Andrew / Boden 1928 35616 10 9.72 0.972 1929 36873 10 10.06 1.006 1930 35561 10 9.71 0.971 1931 30931 8 8.44 1.055 1932 24721 7 6.75 0.964 1933 23866 7 6.51 0.930 1934 28542 8 7.79 0.974 1935 32090 9 8.76 0.973 1936 38763 11 10.58 0.962 1937 40829 11 11.14 1.013 1938 38551 12 10.52 0.877 1939 35687 13 9.74 0.749 1940 31431 11 8.58 0.780 1941 43293 12 11.82 0.985 1942 38376 11 10.47 0.952 1943 34810 10 9.50 0.950 1944 22664 7 6.19 0.884 1945 22991 7 6.27 0.896 1946 36330 10 9.91 0.991 1947 43192 12 11.79 0.982 1948 51684 14 14.11 1.008 1949 58264 16 15.90 0.994 1950 66979 18 18.28 1.016 1951 75839 20 20.70 1.035 1952 80841 22 22.06 1.003 1953 89628 24 24.46 1.019 1954 97231 27 26.54 0.983 1955 107570 30 29.36 0.979 1956 116620 32 31.83 0.995 1957 122610 34 33.46 0.984 1958 129780 36 35.42 0.984 1959 145340 40 39.66 0.992 1960 157490 43 42.98 1.000 1961 164250 45 44.83 0.996 1962 176490 49 48.17 0.983 1963 186130 51 50.80 0.996 1964 206320 57 56.31 0.988 1965 216640 59 59.12 1.002 1966 233240 63 63.65 1.010 1967 240140 65 65.54 1.008 1968 255690 70 69.78 0.997 1969 271130 74 73.99 1.000 1970 288830 78 78.83 1.011 1971 298020 84 81.33 0.968 1972 315980 89 86.23 0.969 1973 334760 95 91.36 0.962 1974 334960 96 91.41 0.952 1975 333140 95 90.92 0.957 1976 347620 103 94.87 0.921 1977 364190 108 99.39 0.920 1978 386810 116 105.56 0.910 1979 392520 119 107.12 0.900 1980 395410 120 107.91 0.899 1981 394880 121 107.77 0.891 1982 393470 121 107.38 0.887 1983 402480 125 109.84 0.879 1984 410880 128 112.13 0.876 1985 416020 131 113.54 0.867 1986 433920 137 118.42 0.864 1987 452700 143 123.55 0.864 1988 477030 152 130.19 0.856 1989 487280 156 132.98 0.852 1990 493780 157 134.76 0.858 1991 506290 161 138.17 0.858 1992 528120 167 144.13 0.863 1993 551070 176 150.39 0.855 1994 587830 186 160.43 0.863 1995 621780 197 169.69 0.861 1996 634490 203 173.16 0.853 1997 660840 209 180.35 0.863 1998 657920 209 179.55 0.859 1999 690370 217 188.41 0.868 2000 722100 226 197.07 0.872 2001 753280 237 205.58 0.867 2002 794900 252 216.94 0.861 2003 851280 276 232.32 0.842 2004 909490 298 248.21 0.833 2005 964340 320 263.18 0.822 2006 1051800 356 287.05 0.806 2007 1129300 382 308.20 0.807 2008 1143400 388 312.05 0.804 2009 1175600 415 320.83 0.773 2010 1254700 446 342.42 0.768 2011 1349600 494 368.32 0.746 2012 1384400 519 377.82 0.728 2013 1443900 554 394.06 0.711 2014 1499700 568 409.29 0.721 2015 1444300 394.17 2016 1484100 405.03 2017 1506800 411.22 2018 1570300 428.55 2019 1617800 441.52 2020 1638600 447.19 2021 1673300 456.66 "Column B ""Andrew kt CO2"" is from R. Andrew, ""Global CO2 emissions from cement production 1928-2018"", ESSD doi:10.5194/essd-11-1675-2019, May 2022 update version 220516 doi:10.5281/zenodo.6553090. https://zenodo.org/record/6553090 " "Column C ""Boden MtC"" is from Boden et al 2017, NDP-030, Global CO2 Emissions from Fossil-Fuel Burning, Cement Manufacture, and Gas Flaring: 1751-2014. https://cdiac.ess-dive.lbl.gov/ftp/ndp030/global.1751_2014.ems" "Column D is calculated from Column B, and Column E is the ratio of Column D divided by Column C." Spreadsheet prepared 8/27/2022 by Dave Burton; contact: https://sealevel.info/contact.html