Recalculations - ∑ Polycyclic Aromatic Hydrocarbons 1-4

Last updated on 27 Feb 2020 12:31 (cf. Authors)

Revision of PAH 1-4 emissions over time

The negligible changes in the National Total reported for 1990 (-0.07 t | -0.02 %) result from revised estimates in sub-categories of NFR 1.A.3.b.

Table 1: Changes in emission estimates for 1990

PAH_1990.png
Submission 2019 Submission 2020 Difference Reasoning
NFR Sector absolute, in [t] relative see description and reasoning in:
NATIONAL TOTAL 375.04 374.98 -0.07 -0.02% sub-category chapters
NFR 1 - Energy 337.53 337.52 -0.01 -0.003% sub-category chapters
1.A.3.b i 1.20 1.22 0.02 1.94% here
1.A.3.b ii 0.04 0.07 0.03 67.05% here
1.A.3.b iii 0.86 0.80 -0.06 -7.20% here
1.A.3.b iv 0.018 0.018 0.001 4.91% here
1.A.3.b vi 0.0620 0.0622 0.0002 0.30% here
NFR 2 - IPPU 36.05 36.05 0.00 0.00%
NFR 3 - Agriculture NA, NO
NFR 5 - Waste 1.46 1.46 0.00 0.00%
NFR 6 - Other NA

The changes in the National Total reported for 2017 (+3.14 t | +1.78 %) are dominated by revisions in NFRs 1.A.4.a i (+12.03 t), 1.A.4.b i (-6.66 t) and 1.A.4.c i (-2.09 t).

Table 2: Changes in emission estimates for 2017

PAH_recent.png
Submission 2019 Submission 2020 Difference Reasoning
NFR Sector [t] relative see description and reasoning in:
NATIONAL TOTAL 176.82 179.96 3.14 1.78% sub-category chapters
NFR 1 - Energy 165.88 169.02 3.14 1.89% sub-category chapters
1.A.1.a 0.845 0.837 -0.008 -0.97% here
1.A.1.b 0.019 0.019 0.000 0.15% here
1.A.1.c 0.103 0.102 -0.001 -0.97% here
1.A.2.a 0.000 0.000 0.000 -1.21% here
1.A.2.g vii 0.137 0.137 0.000 -0.31% here
1.A.2.g viii 0.891 0.820 -0.071 -7.98% here
1.A.3.b i 1.645 1.653 0.008 0.48% here
1.A.3.b ii 0.138 0.204 0.067 48.41% here
1.A.3.b iii 1.327 1.238 -0.089 -6.70% here
1.A.3.b iv 0.016 0.015 0.000 -1.91% here
1.A.3.b vi 0.090 0.090 0.000 0.42% here
1.A.3.c 0.041 0.034 -0.007 -17.14% here
1.A.3.d ii 0.068 0.065 -0.002 -3.63% here
1.A.4.a i 9.099 21.130 12.031 132.22% here
1.A.4.a ii 0.022 0.022 0.000 0.58% here
1.A.4.b i 146.62 139.96 -6.66 -4.54% here
1.A.4.b ii 0.009 0.009 0.000 -0.04% here
1.A.4.c i 3.924 1.835 -2.089 -53.23% here
1.A.4.c ii 0.179 0.179 0.000 0.25% here
1.A.4.c iii 0.003 0.003 0.000 -0.03% here
1.A.5.a 0.167 0.136 -0.031 -18.74% here
1.A.5.b 0.0085 0.0082 -0.0002 -2.81% here
NFR 2 - IPPU 9.79 9.79 0.00 0.00%
NFR 3 - Agriculture NA, NO
NFR 5 - Waste 1.15 1.15 0.00 0.00%
NFR 6 - Other NA
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