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general:recalculations:start [2021/04/03 10:50] – [Table] kotzulla | general:recalculations:start [2024/11/06 14:47] (current) – external edit 127.0.0.1 | ||
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Generally, improvement of the emission inventory is an ongoing task and triggers recalculations for all source categories and pollutants frequently. | Generally, improvement of the emission inventory is an ongoing task and triggers recalculations for all source categories and pollutants frequently. | ||
- | > Further information regarding recalculations (especially due to changes in methods or activity data) | + | <WRAP left round info 60%> |
- | > can be found in the corresponding chapter of the **National Inventory Report**. | + | Further information regarding recalculations (especially due to changes in methods or activity data) can be found in the corresponding chapter of the **National Inventory Report**. |
+ | </ | ||
===== Possible reasons for Recalculations ===== | ===== Possible reasons for Recalculations ===== | ||
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__**Possible reasons for recalculations are**__ | __**Possible reasons for recalculations are**__ | ||
- | * **new** (sub-)**categories** to be included in the inventory or dislocation | + | * **new** (sub-)**categories** to be included in the inventory or re-allocation |
* **data** (activity data & emission factors) for certain (sub-)categories **available for the first time** | * **data** (activity data & emission factors) for certain (sub-)categories **available for the first time** | ||
* **change of data sources** (for activity data) | * **change of data sources** (for activity data) | ||
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* etc. | * etc. | ||
- | **All these changes can effect //specific years// of the inventory as well the //entire time series//, leading to more or less significant changes within the emission trends.** | + | **All these changes can effect //specific years// of the inventory as well as the //entire time series//, leading to more or less significant changes within the emission trends.** |
===== Declaration of Recalculations ===== | ===== Declaration of Recalculations ===== | ||
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* impact on the amount of emission reduction reported in latest submission | * impact on the amount of emission reduction reported in latest submission | ||
- | **Under UN ECE, within the IIR**, Germany focusses on recalculations in values reported for **1990** for all main pollutants, **1995** for PM,,2.5,, and PM,,10,, and **2000** for black carbon | + | **Under UN ECE, within the IIR**, Germany focusses on recalculations in values reported for **1990** for all MAIN POLLUTANTS, HEAVY METALS and POPS, **1995** for PM<sub>2.5</ |
===== Recalculations in current submission ===== | ===== Recalculations in current submission ===== | ||
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__Table 1: Overview of impact of recalculations on the level of National Totals__ | __Table 1: Overview of impact of recalculations on the level of National Totals__ | ||
(For more detailed information please mouseclick the pollutant.) | (For more detailed information please mouseclick the pollutant.) | ||
- | ^ for reporting year: | + | | for reporting year: |
- | | in NFR submission: | + | | in NFR submission: |
- | ^ Main pollutants | + | ^ Main pollutants |
- | ^ // | + | ^ // |
- | | [[General: | + | | [[General: |
- | | [[General: | + | | [[General: |
- | | [[General: | + | | [[General: |
- | | [[General: | + | | [[General: |
- | ^ Particulate Matter | + | ^ Particulate Matter |
- | | [[General: | + | | [[General: |
- | | [[General: | + | | [[General: |
- | | [[General: | + | | [[General: |
- | | [[General: | + | | [[General: |
- | ^ // | + | ^ // |
- | | [[General: | + | | [[General: |
- | ^ Heavy Metals | + | ^ Heavy Metals |
- | ^ //Priority HM// ||||||||||| | + | ^ //Priority HM// ||||||||||| |
- | | [[General: | + | | [[General: |
- | | [[General: | + | | [[General: |
- | | [[General: | + | | [[General: |
- | ^ //Other HM// | + | ^ //Other HM// |
- | | [[General: | + | | [[General: |
- | | [[General: | + | | [[General: |
- | | [[General: | + | | [[General: |
- | | [[General: | + | | [[General: |
- | | [[General: | + | | [[General: |
- | | [[General: | + | | [[General: |
- | ^ Persistent Organic Pollutants - POPs | + | ^ Persistent Organic Pollutants - POPs |
- | | [[General: | + | | [[General: |
- | ^ // | + | ^ // |
- | | [[General: | + | | [[General: |
- | | [[General: | + | | [[General: |
- | | [[General: | + | | [[General: |
- | | [[General: | + | | [[General: |
- | | [[General: | + | | [[General: |
- | ^ //Other POPs// | + | ^ //Other POPs// |
- | | [[General: | + | | [[General: |
- | | [[General: | + | | [[General: |
< | < | ||
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**1. revision of activity data** | **1. revision of activity data** | ||
- | * entire NFR 1.A: __finalisation of National Energy Balance__ | + | * entire NFR 1.A + 2.C.1: __finalisation of National Energy Balance__ |
- | * several NFR categories: revision of __population data__: The population in Germany has been subject to several evaluations in recent years. In the meantime, the methodology for the so-called " | + | * NFRs 1.A.3.a i and 1.A.3.a ii (aviation gasoline) |
- | * NFR 3.B, 3.D & 3.I: updated information and statistical data (e.g. animal numbers, weight data, milk yield: see main agricultural page under „Recalculations and reasons“, [[sector: | + | * NFRs 1.A.3.c (solid-fuels), 1.A.3.d |
+ | * NFR 3.B, 3.D, 3.D.f & 3.I: updated information and statistical data of the 2020 official agricultural census | ||
+ | * NFRs 5.A, 5.B.1, 5.B.2 | ||
**2. update or revision of entire model** | **2. update or revision of entire model** | ||
* NFR 1.A.3.a: revision of TREMOD AV | * NFR 1.A.3.a: revision of TREMOD AV | ||
* NFR 1.A.3.b: revision of TREMOD | * NFR 1.A.3.b: revision of TREMOD | ||
- | * NFR 3 in general, the model GAS-EM was updated (e.g. correction of the calculation of the TAN excretion of dairy cows and the TAN flow into manure storage of male beef cattle, heifers: subdivision into dairy and slaughter heifers with different final weights; adaptation of energy requirements | + | * NFRs 1.A.3.d, 1.A.4.c iii and 1.A.5.b iii: revision |
- | + | * NFR 2.A.5.a: revision of several model parameters | |
**3. newly implemented emission factors** | **3. newly implemented emission factors** | ||
- | * Unordered List Item | + | * NFR 2.A.2 + 2.A.3: first use of EF for Carbonmonoxid instead of fuel related estimation |
+ | * For urea fertilizer the German fertilizer ordinance prescribes the use of urease inhibitors or the direct incorporation into the soil from 2020 onwards. The NH3 emission factor for urea fertilizers is therefore reduced by 70% from 2020 onwards, see description [[sector: | ||
**4. revision of emission factors** | **4. revision of emission factors** | ||
+ | * NFR 2.C.7.a: use of new plant specific data for emission factors of TSP, SO< | ||
* NFR 3: Cattle grazing: The NH< | * NFR 3: Cattle grazing: The NH< | ||
- | * | + | |
**5. re-allocation of activity data and emissions** | **5. re-allocation of activity data and emissions** | ||
- | * Unordered List Item | + | * from NFR 1.B.2.a to NFR 2.B.10: emissions from storage of chemical products |
**6. as an outcome of the ongoing review activities under both UNFCCC and UNECE** | **6. as an outcome of the ongoing review activities under both UNFCCC and UNECE** | ||
- | * Unordered List Item | + | * NFR 1.A.2.f: reporting of CO emissions under NFR 2.A (new estimation) |
+ | * NFR 2.C.1: reporting of HCB emissions using standard emission factor for the entire time period | ||
- | (see recalculations listed above: revisions marked with ^^*^^ occured due to review findings) |