Figure 8 background data - Wastewater |
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Unit |
1990 |
1991 |
1992 |
1993 |
1994 |
1995 |
1996 |
1997 |
1998 |
1999 |
2000 |
2001 |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
2012 |
2013 |
2014 |
2015 |
2016 |
2017 |
2018 |
2019 |
2020 |
2021 |
2022 |
2023 |
CH4, anaerobic digestion, net |
kt |
0.61 |
0.63 |
0.58 |
0.54 |
0.63 |
0.79 |
0.78 |
0.96 |
0.93 |
1.02 |
1.14 |
1.14 |
1.15 |
1.15 |
1.10 |
1.21 |
1.17 |
1.15 |
1.12 |
1.11 |
1.11 |
1.09 |
1.22 |
1.24 |
1.36 |
1.20 |
1.40 |
1.43 |
1.48 |
1.53 |
1.71 |
1.68 |
1.61 |
1.59 |
CH4, sewers + MB |
kt |
0.26 |
0.26 |
0.26 |
0.26 |
0.26 |
0.27 |
0.27 |
0.27 |
0.27 |
0.26 |
0.29 |
0.28 |
0.26 |
0.27 |
0.26 |
0.26 |
0.27 |
0.28 |
0.26 |
0.26 |
0.28 |
0.29 |
0.26 |
0.29 |
0.29 |
0.29 |
0.28 |
0.30 |
0.30 |
0.29 |
0.29 |
0.29 |
0.28 |
0.28 |
CH4, septic tanks |
kt |
1.50 |
1.50 |
1.51 |
1.51 |
1.49 |
1.47 |
1.47 |
1.47 |
1.46 |
1.46 |
1.45 |
1.45 |
1.44 |
1.43 |
1.42 |
1.41 |
1.40 |
1.39 |
1.39 |
1.35 |
1.32 |
1.28 |
1.28 |
1.26 |
1.25 |
1.22 |
1.13 |
1.13 |
1.12 |
1.11 |
1.09 |
1.07 |
1.05 |
1.06 |
CH4, domestic effluent |
kt |
1.99 |
0.71 |
1.14 |
1.43 |
1.18 |
0.95 |
0.72 |
0.64 |
0.66 |
0.67 |
0.62 |
0.57 |
0.61 |
0.54 |
0.57 |
0.53 |
0.56 |
0.61 |
0.56 |
0.58 |
0.56 |
0.54 |
0.54 |
0.61 |
0.68 |
0.68 |
0.57 |
0.63 |
0.40 |
0.49 |
0.43 |
0.45 |
0.40 |
0.40 |
CH4, industrial effluent |
kt |
4.24 |
5.17 |
2.29 |
1.96 |
1.92 |
1.23 |
0.89 |
1.04 |
1.02 |
0.93 |
0.67 |
0.61 |
0.72 |
0.55 |
0.38 |
0.37 |
0.35 |
0.31 |
0.37 |
0.31 |
0.35 |
0.22 |
0.21 |
0.21 |
0.22 |
0.20 |
0.19 |
0.17 |
0.21 |
0.14 |
0.13 |
0.14 |
0.14 |
0.14 |
CH4, total |
kt |
8.6 |
8.3 |
5.8 |
5.7 |
5.5 |
4.7 |
4.1 |
4.4 |
4.3 |
4.3 |
4.2 |
4.0 |
4.2 |
3.9 |
3.7 |
3.8 |
3.7 |
3.7 |
3.7 |
3.6 |
3.6 |
3.4 |
3.5 |
3.6 |
3.8 |
3.6 |
3.6 |
3.7 |
3.5 |
3.6 |
3.7 |
3.6 |
3.5 |
3.5 |
N2O, plants, domestic |
kt |
0.44 |
0.43 |
0.40 |
0.42 |
0.44 |
0.44 |
0.39 |
0.40 |
0.44 |
0.42 |
0.42 |
0.41 |
0.48 |
0.41 |
0.38 |
0.43 |
0.46 |
0.49 |
0.47 |
0.43 |
0.36 |
0.40 |
0.35 |
0.39 |
0.40 |
0.40 |
0.38 |
0.40 |
0.40 |
0.39 |
0.40 |
0.40 |
0.39 |
0.39 |
N2O, effluent, domestic |
kt |
0.05 |
0.04 |
0.05 |
0.03 |
0.03 |
0.03 |
0.03 |
0.03 |
0.02 |
0.02 |
0.03 |
0.02 |
0.02 |
0.02 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
N2O, plants, seperate industries |
kt |
0.13 |
0.12 |
0.14 |
0.11 |
0.13 |
0.14 |
0.11 |
0.14 |
0.10 |
0.06 |
0.08 |
0.07 |
0.06 |
0.05 |
0.04 |
0.04 |
0.04 |
0.03 |
0.03 |
0.02 |
0.03 |
0.03 |
0.02 |
0.03 |
0.03 |
0.04 |
0.04 |
0.03 |
0.05 |
0.03 |
0.03 |
0.02 |
0.04 |
0.03 |
N2O, effluent, seperate industries |
kt |
0.14 |
0.13 |
0.12 |
0.10 |
0.10 |
0.09 |
0.06 |
0.05 |
0.06 |
0.06 |
0.05 |
0.05 |
0.05 |
0.04 |
0.05 |
0.04 |
0.04 |
0.05 |
0.04 |
0.04 |
0.04 |
0.04 |
0.04 |
0.04 |
0.04 |
0.05 |
0.04 |
0.04 |
0.03 |
0.04 |
0.04 |
0.04 |
0.03 |
0.04 |
N2O, total |
kt |
0.8 |
0.7 |
0.7 |
0.7 |
0.7 |
0.7 |
0.6 |
0.6 |
0.6 |
0.6 |
0.6 |
0.5 |
0.6 |
0.5 |
0.5 |
0.5 |
0.6 |
0.6 |
0.6 |
0.5 |
0.4 |
0.5 |
0.4 |
0.5 |
0.5 |
0.5 |
0.5 |
0.5 |
0.5 |
0.5 |
0.5 |
0.5 |
0.5 |
0.5 |
GHG, CO2e |
kt |
441.3 |
423.6 |
348.4 |
335.8 |
338.5 |
315.0 |
274.6 |
286.2 |
285.5 |
269.2 |
268.7 |
258.0 |
277.9 |
248.6 |
232.0 |
245.0 |
251.3 |
255.7 |
250.4 |
234.4 |
219.7 |
223.1 |
209.2 |
226.2 |
234.7 |
232.1 |
225.9 |
232.5 |
228.7 |
224.1 |
229.8 |
226.4 |
222.4 |
219.9 |
Updated: 27/2-2025 |