Technical Annual Status Report (Stage 2) for the CLRTAP Inventory Review: Synthesis and Assessment Country report
KEY CATEGORY ANALYSIS
Party: FI Submission year: 2025
Key categories analysis is becoming important in prioritising emission sources and identifying where inventory improvements can be most efficiently implemented. We have assessed the most important sources (the sources making up 80% of the national total) for your country, based on your latest submission. The key sources for the 2023, 2010 and 2005 emissions, including the corresponding percentages, are listed below. |
| Component | Year | Key categories (Sorted from high to low from left to right) | Total | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| NOx | 2023 | 1A1a (15.9%) | 1A2d (13.7%) | 1A3bi (8.3%) | 3Da1 (6.2%) | 1A3biii (5.6%) | 1A3bii (5.4%) | 1A5a (5.3%) | 1A3dii (4.9%) | 1A2gvii (4.6%) | 1A4bi (4.5%) | 1A2a (3.2%) | 3Da2a (2.7%) | 80.3% | |||
| NMVOC | 2023 | 1A4bi (25.3%) | 2D3a (9.1%) | 3B1a (8.1%) | 2D3d (5.9%) | 3B1b (5.4%) | 1A3dii (3.8%) | 1B2av (3.5%) | 3Da2a (3.1%) | 2B10a (2.9%) | 1A4bii (2.7%) | 1A1a (2.5%) | 2H2 (2.5%) | 1B2aiv (2.4%) | 2D3g (1.8%) | 2D3i (1.8%) | 81.0% |
| SOx | 2023 | 1A1a (29.8%) | 1A1b (12.3%) | 1A2b (9.6%) | 1A2d (7.6%) | 1A4ai (5.3%) | 1A5a (4.8%) | 2C1 (4.6%) | 2B10a (3.9%) | 1B1b (3.9%) | 81.7% | ||||||
| NH3 | 2023 | 3Da2a (22.9%) | 3B1a (17.7%) | 3B1b (16.5%) | 3Da1 (11.4%) | 3B3 (5.5%) | 1A4bi (3.3%) | 3Da3 (3.3%) | 80.6% | ||||||||
| PM2.5 | 2023 | 1A4bi (56.1%) | 1A2d (5.6%) | 1A3bvi (4.6%) | 1A3bvii (3.5%) | 2H2 (2.9%) | 1A5a (2.4%) | 1A3dii (2.0%) | 1B1c (2.0%) | 3Dc (1.6%) | 80.5% | ||||||
| PM10 | 2023 | 1A4bi (29.5%) | 1A3bvii (20.8%) | 3Dc (14.3%) | 1A5a (5.7%) | 1A2d (4.4%) | 1A3bvi (4.2%) | 1A1a (2.7%) | 81.8% | ||||||||
| TSP | 2023 | 1A3bvii (27.1%) | 1A4bi (20.0%) | 1A5a (14.0%) | 3Dc (9.3%) | 1A1a (4.2%) | 1A3bvi (3.7%) | 1A2d (3.4%) | 81.8% | ||||||||
| BC | 2023 | 1A4bi (70.3%) | 1A3bvi (5.1%) | 1A2gvii (4.0%) | 1A5a (3.0%) | 82.4% | |||||||||||
| CO | 2023 | 1A4bi (46.4%) | 1A4bii (11.3%) | 1A3dii (6.7%) | 1A3bi (5.4%) | 1A5a (5.1%) | 1A4aii (5.0%) | 1A2d (4.8%) | 84.6% | ||||||||
| Pb | 2023 | 1A1b (25.0%) | 1A2d (21.0%) | 1A1a (12.6%) | 1A5a (10.5%) | 2G (8.7%) | 1A4bi (4.0%) | 81.7% | |||||||||
| Cd | 2023 | 1A2d (19.5%) | 1A4bi (18.5%) | 1A5a (17.9%) | 1A1a (15.9%) | 1A1b (9.0%) | 80.8% | ||||||||||
| Hg | 2023 | 1A1a (22.4%) | 2C1 (16.3%) | 1A2d (13.8%) | 1A2gviii (8.2%) | 2B10a (7.1%) | 1A2f (7.0%) | 5C1bv (5.1%) | 1A4bi (4.8%) | 84.8% | |||||||
| As | 2023 | 1A1b (30.5%) | 1A1a (29.3%) | 1A2d (6.6%) | 1A4ci (6.1%) | 2C7a (4.2%) | 2C7c (3.9%) | 80.5% | |||||||||
| Cr | 2023 | 1A1b (28.4%) | 2C1 (14.6%) | 1A4bi (12.3%) | 1A3bvi (9.5%) | 1A1a (9.1%) | 2C2 (7.2%) | 81.0% | |||||||||
| Cu | 2023 | 1A3bvi (76.5%) | 1A1a (5.2%) | 81.7% | |||||||||||||
| Ni | 2023 | 1A1a (16.4%) | 1A4bi (16.2%) | 1A5a (13.6%) | 2C7b (10.4%) | 2C1 (7.4%) | 1A4ai (6.4%) | 2C7c (4.8%) | 1A2f (4.6%) | 1A4ci (4.1%) | 83.9% | ||||||
| Zn | 2023 | 1A4bi (27.6%) | 1A5a (16.1%) | 1A3bvi (15.2%) | 1A1a (13.2%) | 2C6 (6.7%) | 1A1b (4.8%) | 83.7% | |||||||||
| DIOX | 2023 | 1A1a (34.7%) | 5E (14.0%) | 1A2d (11.5%) | 1A4bi (11.5%) | 1A5a (6.8%) | 1A3bi (4.3%) | 82.8% | |||||||||
| PAH | 2023 | 1A4bi (93.1%) | 93.1% | ||||||||||||||
| HCB | 2023 | 2B10a (54.2%) | 2C7a (37.6%) | 91.8% | |||||||||||||
| PCB | 2023 | 2C1 (59.3%) | 1B1b (20.4%) | 2A1 (14.9%) | 94.6% | ||||||||||||
| Component | Year | Key categories (Sorted from high to low from left to right) | Total | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| NOx | 2010 | 1A1a (22.8%) | 1A3bi (12.3%) | 1A3biii (12.1%) | 1A2d (9.9%) | 1A2gvii (5.9%) | 1A3dii (4.9%) | 1A4bi (3.6%) | 1A4cii (3.5%) | 3Da1 (3.3%) | 1A3bii (3.1%) | 81.5% | ||||||
| NMVOC | 2010 | 1A4bi (21.8%) | 2D3d (8.1%) | 1A3bi (6.5%) | 1A4bii (6.1%) | 3B1a (5.2%) | 2D3a (4.7%) | 1B2aiv (4.3%) | 1A3dii (3.8%) | 3B1b (3.7%) | 1B2av (3.2%) | 3Da2a (2.7%) | 1A3biv (2.2%) | 2B10a (2.2%) | 2D3g (2.1%) | 1A3bv (1.9%) | 1A2gvii (1.9%) | 80.4% |
| SOx | 2010 | 1A1a (46.0%) | 1A1b (11.1%) | 1A2d (6.6%) | 1A2b (5.2%) | 1A2a (5.2%) | 2B10a (4.0%) | 1A5a (3.0%) | 81.1% | |||||||||
| NH3 | 2010 | 3Da2a (25.3%) | 3B1a (14.2%) | 3B1b (13.9%) | 3Da1 (10.0%) | 3B3 (8.9%) | 3B4h (6.7%) | 1A3bi (4.0%) | 82.9% | |||||||||
| PM2.5 | 2010 | 1A4bi (44.4%) | 1B1c (6.0%) | 1A2d (5.9%) | 2C1 (4.4%) | 1A2gvii (3.2%) | 1A1a (3.1%) | 1A3bvi (2.7%) | 1A3bii (2.5%) | 1A3bi (2.5%) | 1A3dii (2.1%) | 1A3bvii (2.0%) | 1A3biii (2.0%) | 80.9% | ||||
| PM10 | 2010 | 1A4bi (27.8%) | 1A3bvii (14.5%) | 3Dc (9.8%) | 1A1a (5.6%) | 1B1c (5.2%) | 1A2d (4.9%) | 2C1 (3.7%) | 1A3bvi (3.0%) | 1A5a (2.1%) | 1A2gvii (1.9%) | 1A3bii (1.5%) | 80.1% | |||||
| TSP | 2010 | 1A4bi (20.8%) | 1A3bvii (20.7%) | 1A1a (7.2%) | 3Dc (7.0%) | 1B1c (5.6%) | 1A5a (4.4%) | 1A2d (3.9%) | 2C1 (3.4%) | 1A3bvi (2.9%) | 2A5c (2.1%) | 1A4ci (2.1%) | 80.1% | |||||
| BC | 2010 | 1A4bi (55.8%) | 1A2gvii (8.2%) | 1A3bii (5.9%) | 1A3bi (5.6%) | 1A3biii (4.5%) | 80.0% | |||||||||||
| CO | 2010 | 1A4bi (39.9%) | 1A3bi (16.4%) | 1A4bii (9.5%) | 1A3dii (4.7%) | 1A4aii (4.1%) | 1A2d (4.0%) | 1A1a (3.0%) | 81.6% | |||||||||
| Pb | 2010 | 2C1 (19.2%) | 1A1b (16.8%) | 1A2d (16.8%) | 1A1a (12.7%) | 1A2f (11.1%) | 2G (6.5%) | 83.0% | ||||||||||
| Cd | 2010 | 1A2d (18.4%) | 1A4bi (13.9%) | 1A1a (12.1%) | 2C1 (11.6%) | 2A3 (10.8%) | 1A1b (6.0%) | 2C7c (4.7%) | 1A2f (4.3%) | 81.7% | ||||||||
| Hg | 2010 | 2C1 (34.2%) | 1A1a (26.0%) | 1A2d (13.9%) | 2B10a (5.2%) | 1A2f (5.0%) | 84.3% | |||||||||||
| As | 2010 | 1A1a (40.6%) | 1A1b (16.5%) | 1A2f (11.0%) | 2C7c (7.4%) | 1A4ci (5.4%) | 80.9% | |||||||||||
| Cr | 2010 | 2C2 (33.6%) | 1A1b (16.5%) | 1A2f (10.6%) | 2C1 (9.8%) | 1A4bi (8.3%) | 1A1a (8.1%) | 86.9% | ||||||||||
| Cu | 2010 | 1A3bvi (71.5%) | 1A1a (6.8%) | 1A1b (3.6%) | 81.9% | |||||||||||||
| Ni | 2010 | 1A1a (20.6%) | 2C7b (11.4%) | 1A2f (10.2%) | 1A1b (9.6%) | 1A4bi (8.6%) | 1A5a (6.6%) | 1A3dii (6.3%) | 2C1 (4.4%) | 1A4ci (3.9%) | 81.7% | |||||||
| Zn | 2010 | 1A4bi (32.5%) | 1A3bvi (14.9%) | 1A1a (12.4%) | 2C1 (6.7%) | 1A5a (5.5%) | 1A1b (5.0%) | 2C6 (4.5%) | 81.5% | |||||||||
| DIOX | 2010 | 1A1a (26.7%) | 2C1 (20.8%) | 5E (13.4%) | 1A4bi (9.2%) | 1A3bi (8.6%) | 1A2d (8.2%) | 86.9% | ||||||||||
| PAH | 2010 | 1A4bi (95.9%) | 95.9% | |||||||||||||||
| HCB | 2010 | 2C7a (67.3%) | 2B10a (17.4%) | 84.7% | ||||||||||||||
| PCB | 2010 | 2C1 (66.4%) | 1B1b (12.7%) | 2A1 (10.2%) | 89.3% | |||||||||||||
| Component | Year | Key categories (Sorted from high to low from left to right) | Total | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| NOx | 2005 | 1A3bi (19.0%) | 1A3biii (14.9%) | 1A1a (14.5%) | 1A2d (9.0%) | 1A2gvii (6.0%) | 1A4cii (4.7%) | 1A3dii (4.0%) | 1A3bii (3.1%) | 1A4bi (3.1%) | 3Da1 (2.9%) | 81.1% | ||||||
| NMVOC | 2005 | 1A4bi (14.4%) | 1A3bi (13.2%) | 2D3d (9.5%) | 1A4bii (5.7%) | 1A3dii (5.4%) | 1A4aii (5.3%) | 3B1a (4.0%) | 2D3a (3.2%) | 1A3bv (3.2%) | 1B2av (2.7%) | 3B1b (2.5%) | 1A4cii (2.4%) | 2D3h (2.3%) | 3Da2a (2.2%) | 1B2aiv (2.2%) | 2D3g (2.0%) | 80.5% |
| SOx | 2005 | 1A1a (34.1%) | 1A2d (9.8%) | 1A1b (9.3%) | 2B10a (8.0%) | 1A2a (6.1%) | 1A2c (4.6%) | 1A2b (4.3%) | 1A5a (3.6%) | 2H1 (3.0%) | 82.7% | |||||||
| NH3 | 2005 | 3Da2a (26.2%) | 3B1a (13.3%) | 3B1b (11.6%) | 3Da1 (9.6%) | 3B3 (9.3%) | 3B4h (7.1%) | 1A3bi (4.7%) | 81.8% | |||||||||
| PM2.5 | 2005 | 1A4bi (34.7%) | 1A2d (9.4%) | 1B1c (6.3%) | 2C1 (5.2%) | 1A2gvii (3.8%) | 1A3biii (3.2%) | 1A3bii (3.1%) | 2H1 (2.9%) | 1A4cii (2.8%) | 1A3bi (2.6%) | 1A1a (2.6%) | 1A3bvi (2.4%) | 1A4aii (2.1%) | 81.1% | |||
| PM10 | 2005 | 1A4bi (22.2%) | 1A3bvii (13.1%) | 3Dc (10.8%) | 1A2d (7.7%) | 1B1c (5.5%) | 1A1a (4.3%) | 2C1 (4.0%) | 1A3bvi (2.7%) | 1A2gvii (2.4%) | 2H1 (2.3%) | 1A3biii (2.0%) | 1A5a (1.9%) | 1A3bii (1.9%) | 80.8% | |||
| TSP | 2005 | 1A3bvii (19.4%) | 1A4bi (17.1%) | 3Dc (8.0%) | 1B1c (6.3%) | 1A2d (6.2%) | 1A1a (5.0%) | 1A5a (3.7%) | 2C1 (3.6%) | 1A3bvi (2.6%) | 2H1 (2.1%) | 1A2gvii (1.7%) | 2A5c (1.7%) | 1A2gviii (1.5%) | 1A3biii (1.5%) | 80.4% | ||
| BC | 2005 | 1A4bi (45.6%) | 1A2gvii (10.3%) | 1A3biii (7.5%) | 1A3bii (7.4%) | 1A4cii (6.8%) | 1A3bi (6.0%) | 83.4% | ||||||||||
| CO | 2005 | 1A3bi (29.7%) | 1A4bi (28.9%) | 1A4bii (8.6%) | 1A2d (4.6%) | 1A3dii (4.4%) | 1A4aii (3.8%) | 1A1a (2.5%) | 82.4% | |||||||||
| Pb | 2005 | 1A2d (23.6%) | 1A1b (16.4%) | 1A2f (14.7%) | 2C1 (11.6%) | 1A1a (9.9%) | 2G (6.8%) | 83.0% | ||||||||||
| Cd | 2005 | 1A2d (23.8%) | 2A3 (12.3%) | 1A4bi (10.6%) | 2C7c (9.6%) | 1A1a (7.5%) | 2C6 (7.1%) | 2C1 (6.7%) | 1A1b (5.4%) | 83.1% | ||||||||
| Hg | 2005 | 2C1 (38.8%) | 1A1a (20.3%) | 1A2d (15.1%) | 2B10a (7.5%) | 81.7% | ||||||||||||
| As | 2005 | 1A1a (19.9%) | 1A1b (19.2%) | 1A2f (17.3%) | 2C7c (15.1%) | 1A2d (7.3%) | 2C6 (5.6%) | 84.4% | ||||||||||
| Cr | 2005 | 1A1b (21.8%) | 1A2f (19.1%) | 2C1 (14.8%) | 2C2 (12.5%) | 1A4bi (9.3%) | 1A1a (7.2%) | 84.7% | ||||||||||
| Cu | 2005 | 1A3bvi (73.4%) | 2C7c (9.6%) | 82.9% | ||||||||||||||
| Ni | 2005 | 1A1a (16.0%) | 1A1b (15.9%) | 1A2f (13.2%) | 2C7b (7.8%) | 1A5a (6.9%) | 1A4bi (6.4%) | 1A3dii (5.5%) | 1A2d (4.0%) | 1A2gviii (4.0%) | 1A4ci (3.6%) | 83.4% | ||||||
| Zn | 2005 | 1A4bi (30.1%) | 1A3bvi (18.1%) | 1A1a (9.1%) | 2C6 (6.8%) | 1A1b (5.5%) | 1A2f (5.2%) | 1A5a (5.0%) | 2C1 (3.6%) | 83.4% | ||||||||
| DIOX | 2005 | 1A1a (24.8%) | 5E (21.1%) | 2C1 (11.7%) | 1A3bi (10.6%) | 1A4bi (9.6%) | 1A2d (8.0%) | 85.8% | ||||||||||
| PAH | 2005 | 1A4bi (95.6%) | 95.6% | |||||||||||||||
| HCB | 2005 | 2B10a (71.1%) | 2C7a (25.0%) | 96.1% | ||||||||||||||
| PCB | 2005 | 2C1 (67.8%) | 1B1b (11.6%) | 2A1 (9.7%) | 89.1% | |||||||||||||