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Recalculations - Nitrogen Oxides

Revision of NOx emissions over time

The small changes within the National Total reported for 1990 (-4.38 kt | -0.15 %) are dominated by changes in NFRs 1.A.3.b i, 1.A.3.b ii and 1.A.3.b iii together with less significant revisions throughout NFRs 1, 2 and 3.
Here, the strongest relative change occurs for NFR 1.B.2.a iv (+222,250 %).

Table 1: Changes of emission estimates 1990

Submission 2020 Submission 2021 Difference Reasoning
NFR Code [kt] relative see description and reasoning in:
NATIONAL TOTAL 2.884,38 2.850,05 -34,334 -1,19% sub-category chapters
NFR 1 - Energy 2.634,24 2.601,88 -32,360 -1,23% sub-category chapters
1.A.2.g vii 49,60 50,23 0,633 1,28% 1.A.2.g vii - Mobile Combustion in Manufacturing Industries & Construction ]
1.A.3.a i(i) 3,88 3,94 0,060 1,54% 1.A.3.a i (i) - International Civil Aviation: LTO ]
1.A.3.a ii(i) 2,85 2,80 -0,054 -1,90% 1.A.3.a ii (i) - Domestic Civil Aviation: LTO ]
1.A.3.b i 808,22 765,68 -42,539 -5,26% 1.A.3.b i - Road Transport: Passenger Cars ]
1.A.3.b ii 41,49 31,49 -10,006 -24,11% 1.A.3.b ii - Road Transport: Light duty vehicles ]
1.A.3.b iii 485,89 506,00 20,111 4,14% 1.A.3.b iii - Road Transport: Heavy duty vehicles ]
1.A.3.b iv 2,61 2,45 -0,162 -6,18% 1.A.3.b iv - Road Transport: Mopeds & Motorcycles ]
1.A.4.a ii 11,52 11,60 0,077 0,67% 1.A.4.a ii - Commercial & Institutional: Mobile ]
1.A.4.b ii 0,07 0,06 -0,006 -8,44% 1.A.4.b ii - Households: Mobile ]
1.A.4.c ii 49,78 49,31 -0,475 -0,95% 1.A.4.c ii - Agriculture / Forestry / Fishery: Mobile ]
NFR 2 - IPPU 106,06 106,37 0,311 0,29% sub-category chapters
2.C.3 NA 0,74 0,74 2.C.3 - Aluminum Production ]
2.G 0,74 0,31 -0,429 -58,05% 2.G - Other Product Use ]
NFR 3 - Agriculture 143,55 141,27 -2,28 -1,59% sub-category chapters
3.B.1.a 0,72 0,67 -0,051 -7,07% 3.B - Manure Management ]
3.B.1.b 0,7876 0,6958 -0,0918 -11,65% 3.B - Manure Management ]
3.B.4.g iii 0,0033688 0,0033850 0,0000162 0,48% 3.B - Manure Management ]
3.D.a.1 85,31 86,57 1,256 1,47% 3.D - Agricultural Soils ]
3.D.a.2.a 46,65 43,46 -3,189 -6,84% 3.D - Agricultural Soils ]
3.D.a.3 8,65 8,44 -0,209 -2,42% 3.D - Agricultural Soils ]
NFR 5 - Waste 0,53 0,53 0,00 0,00%
NFR 6 - Other NA
The changes within the National Total reported for 2017 (+100.56 kt | +8.47 %) are dominated by changes in NFRs 1.A.3.b i, 1.A.3.b ii and 1.A.3.b iii together with less significant revisions throughout NFRs 1, 2 and 3.
Here, the strongest relative change occurs for NFR 1.B.2.a iv (+824,150 %).

Table 2: Changes of emission estimates 2017

=
= Submission 2019 = Submission 2020 = Difference = Reasoning
= NFR Code = [kt] = relative < see description and reasoning in:
~ NATIONAL TOTAL > 1,187.50 > 1,288.07 > 100.56 > 8.47% < sub-category chapters
NFR 1 - Energy > 972.26 > 1,073.00 > 100.74 > 10.36% < sub-category chapters
1.A.1.a > 257.85 > 251.15 > -6.69 > -2.60% < here ]
1.A.1.b > 16.88 > 14.64 > -2.24 > -13.26% < here ]
1.A.1.c > 12.51 > 12.24 > -0.27 > -2.17% < here]
1.A.2.a > 4.26 > 4.21 > -0.05 > -1.10% < here ]
1.A.2.b > 1.25 > 1.00 > -0.24 > -19.61% < here ]
1.A.2.e > 0.22 > 0.19 > -0.02 > -11.33% < here ]
1.A.2.g vii > 13.44 > 13.47 > 0.03 > 0.25% < here ]
1.A.2.g viii > 75.07 > 72.79 > -2.28 > -3.04% < here ]
1.A.3.a i(i) > 10.98 > 11.44 > 0.46 > 4.17% < here ]
1.A.3.a ii(i) > 2.81 > 2.36 > -0.45 > -15.87% < here ]
1.A.3.b i > 244.99 > 313.87 > 68.88 > 28.12% < here ]
1.A.3.b ii > 32.64 > 65.78 > 33.14 > 102% < here ]
1.A.3.b iii > 122.05 > 140.10 > 18.05 > 14.79% < here ]
1.A.3.b iv > 2.74 > 1.74 > -1.00 > -36.58% < here ]
1.A.3.c > 11.78 > 9.30 > -2.47 > -21.00% < here ]
1.A.3.d ii > 27.06 > 26.11 > -0.95 > -3.52% < here ]
1.A.4.a i > 19.34 > 21.31 > 1.96 > 10.15% < here ]
1.A.4.a ii > 10.32 > 10.34 > 0.02 > 0.17% < here ]
1.A.4.b i > 57.94 > 55.04 > -2.90 > -5.01% < here ]
1.A.4.b ii > 0.5137 > 0.5135 > -0.0002 > -0.04% < here ]
1.A.4.c i > 9.54 > 6.38 > -3.16 > -33.10% < here ]
1.A.4.c ii > 30.65 > 30.82 > 0.16 > 0.54% < here ]
1.A.4.c iii > 1.3267 > 1.3264 > -0.0003 > -0.02% < here ]
1.A.5.a > 0.27 > 0.26 > -0.01 > -2.14% < here ]
1.A.5.b > 3.44 > 3.36 > -0.08 > -2.43% < here ]
1.B.2.a iv > 0.0001 > 0.7674 > 0.7673 > 824,150% < here ]
1.B.2.c > 0.33 > 0.43 > 0.10 > 29.02% < here ]
NFR 2 - IPPU > 88.67 > 88.68 > 0.01 > 0.02% < sub-category chapters
2.A.2 > 4.123 > 4.122 > -0.002 > -0.04% < here ]
2.A.6 > 2.49 > 2.13 > -0.36 > -14.51% < here ]
2.G > 0.434 > 0.435 > 0.001 > 0.13% < here ]
2.H.1 > 2.78 > 3.01 > 0.23 > 8.27% < here ]
NFR 3 - Agriculture > 125.79 > 125.60 > -0.20 > -0.16% < sub-category chapters
3.B.1.a > 0.523 > 0.522 > -0.001 > -0.19% < here ]
3.B.1.b > 0.574 > 0.581 > 0.007 > 1.15% < here ]
3.B.2 > 0.011 > 0.011 > 0.000 > 0.00% < here ]
3.B.3 > 0.3468 > 0.3464 > -0.0004 > -0.11% < here ]
3.B.4.g i > 0.0171 > 0.0176 > 0.0005 > 3.06% < here ]
3.B.4.g ii > 0.0174 > 0.0177 > 0.0003 > 1.85% < here ]
3.B.4.g iii > 0.0103 > 0.0109 > 0.0006 > 5.34% < here ]
3.B.4.g iv > 0.0023 > 0.0020 > -0.0002 > -9.49% < here ]
3.D.a.2.a > 40.38 > 40.45 > 0.07 > 0.17% < here ]
3.D.a.2.b > 0.74 > 0.56 > -0.18 > -24.29% < here ]
3.D.a.2.c > 11.91 > 11.72 > -0.20 > -1.64% < here ]
3.D.a.3 > 5.64 > 5.75 > 0.11 > 1.88% < here ]
3.I > 0.178 > 0.176 > -0.002 > -1.23% <
NFR 5 - Waste > 0.79 > 0.79 > 0.00 > 0.00% <
NFR 6 - Other = NA