Recalculations - Hexachlorobenzene

Last updated on 28 Feb 2020 09:56 (cf. Authors)

toxic
dangerous_to_the_environment

Revision of HCB emissions over time

The negligibly small changes in the National Total reported for 1990 (+0.006 kg | 0.0002 %) result entirely from revised estimates in NFR 1.A.3.d ii (+0.006 kg).

Table 1: Changes in emission estimates for 1990

HCB_1990.png
Submission 2019 Submission 2020 Difference Reasoning
NFR Sector absolute, in [kg] relative see description and reasoning in:
NATIONAL TOTAL 2,897.48 2,897.49 0.006 0.0002% sub-category chapters
NFR 1 - Energy 4.82 4.83 0.006 0.12% sub-category chapters
1.A.3.d ii 0.109 0.115 0.006 5.48% here
NFR 2 - IPPU 2,785.53 2,785.53 0.00 0.00%
NFR 3 - Agriculture 107.12 107.12 0.00 0.00%
NFR 5 - Waste 0.01 0.01 0.00 0.00%
NFR 6 - Other NA

The rather significant changes in the National Total reported for 2017 (+2.62 kg | +17.39 %) result from several revisions throughout NFR 3.D.f (+ 2.70 kg).
In addition, a variety of smaller changes occurs in sub-categories of NFR 1.

Table 2: Changes in emission estimates for 2017

HCB_recent.png
Submission 2019 Submission 2020 Difference Reasoning
NFR Sector [kg] relative see description and reasoning in:
NATIONAL TOTAL 15.07 17.69 2.62 17.39% sub-category chapters
NFR 1 - Energy 2.66 2.58 -0.08 -2.92% sub-category chapters
1.A.1.a 1.48 1.43 -0.05 -3.63% here
1.A.2.g viii 0.0214 0.0218 0.0004 2.01% here
1.A.3.d ii 0.0444 0.0449 0.0005 1.03% here
1.A.4.a i 0.02 0.05 0.03 137% here
1.A.4.b i 1.07 1.03 -0.05 -4.55% here
1.A.4.c i 0.011 0.005 -0.006 -53.96% here
1.A.4.c iii 0.002264 0.002264 -0.000001 -0.03% here
1.A.5.a 0.0004 0.0003 -0.0001 -18.14% here
1.A.5.b 0.000934 0.000934 -0.000001 -0.09% here
NFR 2 - IPPU 0.69 0.69 0.00 0.00% sub-category chapters
NFR 3 - Agriculture 11.70 14.39 2.70 23.06% sub-category chapters
3.D.f 11.70 14.39 2.70 23.06% here
NFR 5 - Waste 0.02 0.02 0.00 0.00%
NFR 6 - Other NA
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