Japan - Methane (CH4) emissions
| Date | CH4 Total Mt | CH4 Tons(CO2e) per capita |
|---|---|---|
| 2018 | 2.10 | 0.414 |
| 2017 | 2.10 | 0.412 |
| 2016 | 2.10 | 0.411 |
| 2015 | 2.12 | 0.414 |
| 2014 | 2.19 | 0.428 |
| 2013 | 2.26 | 0.439 |
| 2012 | 2.23 | 0.434 |
| 2011 | 2.26 | 0.440 |
| 2010 | 2.37 | 0.461 |
| 2009 | 2.31 | 0.450 |
| 2008 | 2.30 | 0.447 |
| 2007 | 2.29 | 0.446 |
| 2006 | 2.25 | 0.437 |
| 2005 | 2.20 | 0.429 |
| 2004 | 2.23 | 0.435 |
| 2003 | 2.23 | 0.435 |
| 2002 | 2.26 | 0.441 |
| 2001 | 2.28 | 0.447 |
| 2000 | 2.35 | 0.460 |
| 1999 | 2.41 | 0.474 |
| 1998 | 2.49 | 0.490 |
| 1997 | 2.65 | 0.522 |
| 1996 | 2.76 | 0.545 |
| 1995 | 2.90 | 0.574 |
| 1994 | 3.02 | 0.598 |
| 1993 | 3.04 | 0.604 |
| 1992 | 3.08 | 0.614 |
| 1991 | 3.09 | 0.618 |
| 1990 | 3.13 | 0.628 |
| 1989 | 3.19 | 0.643 |
| 1988 | 3.23 | 0.653 |
| 1987 | 3.29 | 0.668 |
| 1986 | 3.47 | 0.709 |
| 1985 | 3.53 | 0.724 |
| 1984 | 3.54 | 0.731 |
| 1983 | 3.52 | 0.731 |
| 1982 | 3.53 | 0.739 |
| 1981 | 3.57 | 0.752 |
| 1980 | 3.66 | 0.776 |
| 1979 | 3.76 | 0.804 |
| 1978 | 3.80 | 0.819 |
| 1977 | 4.04 | 0.880 |
| 1976 | 4.06 | 0.892 |
| 1975 | 4.03 | 0.897 |
| 1974 | 4.11 | 0.926 |
| 1973 | 4.13 | 0.942 |
| 1972 | 4.20 | 0.971 |
| 1971 | 4.37 | 1.026 |
| 1970 | 4.70 | 1.119 |