Review Stage 2: Synthesis and Assessment Country report
KEY SOURCE ANALYSIS FOR
CLRTAP
Party: BE Submission year: 2023
Key categories analysis is increasingly important in order to prioritize emission sources and identify where the implementation of improvements is most effective. 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 2021, 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 | 2021 | 1A3bi (16.6%) | 1A3bii (11.4%) | 1A3biii (8.2%) | 1A4bi (6.7%) | 1A1a (5.7%) | 2A1 (4.7%) | 3Da1 (4.2%) | 3Da2a (4.0%) | 2C1 (3.3%) | 2B10a (3.1%) | 1A4cii (2.7%) | 1A3dii (2.6%) | 1A1b (2.4%) | 1A4ai (2.3%) | 1A4ci (2.1%) | 80.0% |
NMVOC | 2021 | 2D3a (17.1%) | 3B1b (9.4%) | 2D3d (7.5%) | 1A4bi (7.5%) | 3B1a (6.6%) | 1A3bi (6.3%) | 2B10a (6.0%) | 2D3g (4.1%) | 3B4gii (3.2%) | 1A3bv (3.0%) | 2H2 (2.7%) | 1B2b (2.2%) | 1A4ci (2.0%) | 2D3i (1.7%) | 3B4gi (1.7%) | 80.9% |
SOx | 2021 | 2C1 (17.1%) | 1A1b (14.6%) | 2A1 (10.7%) | 2B10a (9.4%) | 2A6 (9.3%) | 2C7c (6.0%) | 2A3 (5.8%) | 1A4bi (5.1%) | 1B2c (4.4%) | 82.3% | ||||||
NH3 | 2021 | 3B3 (19.2%) | 3Da2a (18.7%) | 3B1b (16.5%) | 3Da3 (10.3%) | 3B1a (9.8%) | 3Da1 (7.8%) | 82.1% | |||||||||
PM2.5 | 2021 | 1A4bi (50.1%) | 1A3bvi (6.6%) | 5E (4.9%) | 2A5a (4.0%) | 1A3bvii (3.2%) | 2C1 (2.8%) | 2A6 (2.6%) | 2G (2.3%) | 1A2gviii (1.8%) | 1A3bi (1.7%) | 80.1% | |||||
PM10 | 2021 | 1A4bi (33.9%) | 2A5a (9.2%) | 1A3bvi (8.1%) | 2A5b (5.5%) | 3Dc (4.5%) | 1A3bvii (3.9%) | 5E (3.3%) | 3B4gii (2.9%) | 2C1 (2.5%) | 3B3 (1.9%) | 2A6 (1.8%) | 2L (1.8%) | 3B4gi (1.7%) | 81.0% | ||
TSP | 2021 | 1A4bi (21.1%) | 2A5a (11.5%) | 2A5b (10.8%) | 3B3 (7.5%) | 1A3bvi (6.3%) | 3B4gi (4.9%) | 1A3bvii (4.7%) | 2L (4.3%) | 3B4gii (3.4%) | 1A2gvii (2.7%) | 3Dc (2.7%) | 5E (1.9%) | 81.9% | |||
BC | 2021 | 1A4bi (45.3%) | 1A3bvi (11.5%) | 1A3bi (9.6%) | 1A3bii (5.3%) | 1A4cii (4.1%) | 1A3biii (3.6%) | 1A2gvii (2.6%) | 82.1% | ||||||||
CO | 2021 | 2C1 (35.0%) | 1A4bi (22.7%) | 1A3bi (13.8%) | 1A4bii (6.0%) | 2A1 (2.5%) | 1A4cii (2.2%) | 82.0% | |||||||||
Pb | 2021 | 1A3bvi (48.6%) | 2C7c (12.8%) | 2C1 (11.8%) | 1A4bi (5.1%) | 2G (2.7%) | 81.0% | ||||||||||
Cd | 2021 | 1A4bi (30.2%) | 2G (12.8%) | 1A1a (9.4%) | 2A1 (6.1%) | 1A2d (5.9%) | 1A2gviii (5.0%) | 1A2c (4.8%) | 2C1 (4.5%) | 2A3 (4.2%) | 82.9% | ||||||
Hg | 2021 | 2A1 (22.9%) | 2C1 (16.1%) | 1A1a (9.4%) | 2C7c (9.3%) | 1A4bi (7.5%) | 1A2c (6.9%) | 2A3 (3.9%) | 1B2aiv (3.4%) | 1A3bi (3.1%) | 82.3% | ||||||
As | 2021 | 2C7c (19.4%) | 1A1a (19.0%) | 1A2c (13.0%) | 1A3bvi (10.9%) | 1A4ai (7.4%) | 2A3 (4.0%) | 2C1 (3.8%) | 1A2d (3.5%) | 81.0% | |||||||
Cr | 2021 | 1A3bvi (43.1%) | 2C1 (17.3%) | 1A4bi (9.7%) | 2G (4.4%) | 2A1 (3.3%) | 1A2a (3.2%) | 81.0% | |||||||||
Cu | 2021 | 1A3bvi (76.1%) | 2G (14.2%) | 90.3% | |||||||||||||
Ni | 2021 | 2G (14.3%) | 2C1 (13.3%) | 1A3bvi (12.3%) | 1B2aiv (9.2%) | 1A2c (7.1%) | 1A1a (5.8%) | 1A2f (5.3%) | 1A4ai (4.5%) | 2C7c (3.1%) | 2A1 (3.0%) | 1A2b (2.7%) | 80.5% | ||||
Se | 2021 | 2A3 (48.5%) | 2A1 (13.5%) | 1A2c (13.2%) | 2G (3.4%) | 1A1a (3.4%) | 82.1% | ||||||||||
Zn | 2021 | 1A3bvi (30.4%) | 1A4bi (18.0%) | 2C7c (15.4%) | 2G (8.7%) | 2C1 (5.5%) | 1A2d (4.2%) | 82.4% | |||||||||
DIOX | 2021 | 5E (30.5%) | 1A4bi (29.0%) | 2C1 (21.0%) | 80.4% | ||||||||||||
PAH | 2021 | 1A4bi (73.9%) | 1A4ai (5.6%) | 1A4ci (4.5%) | 84.0% | ||||||||||||
HCB | 2021 | 5C1bi (47.4%) | 1A1a (22.5%) | 2A1 (15.6%) | 85.5% | ||||||||||||
PCB | 2021 | 2A1 (39.6%) | 2A3 (37.2%) | 2C1 (10.9%) | 87.8% |
Component | Year | Key categories (Sorted from high to low from left to right) | Total | ||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
NOx | 2010 | 1A3biii (22.3%) | 1A3bi (21.8%) | 1A1a (6.3%) | 1A4bi (5.3%) | 1A3bii (4.7%) | 2A1 (4.2%) | 3Da2a (2.6%) | 3Da1 (2.4%) | 1A4cii (2.4%) | 2B10a (2.3%) | 2C1 (2.1%) | 1A3dii (1.9%) | 1A2c (1.7%) | 1A4ai (1.6%) | 81.5% | |||
NMVOC | 2010 | 2D3d (11.3%) | 2D3a (10.1%) | 3B1b (9.3%) | 1A4bi (9.1%) | 2B10a (7.9%) | 3B1a (4.6%) | 1A3bi (4.6%) | 2D3g (3.7%) | 1B2aiv (2.8%) | 2D3h (2.5%) | 1B2b (2.4%) | 2H2 (2.3%) | 2D3i (2.2%) | 1A4cii (2.0%) | 1A3bv (1.9%) | 2D3e (1.8%) | 1A3biv (1.8%) | 80.4% |
SOx | 2010 | 1A4bi (14.8%) | 1A1b (14.2%) | 2C1 (8.3%) | 2A1 (7.8%) | 2A3 (6.3%) | 2B10a (5.3%) | 2A6 (5.2%) | 1A1a (4.6%) | 1B2c (4.5%) | 1A2f (3.4%) | 2C7c (3.2%) | 1A2a (3.1%) | 80.7% | |||||
NH3 | 2010 | 3B3 (22.8%) | 3Da2a (19.9%) | 3B1b (18.3%) | 3Da3 (9.5%) | 3B1a (8.1%) | 3Da1 (6.7%) | 85.3% | |||||||||||
PM2.5 | 2010 | 1A4bi (49.3%) | 1A3bi (9.1%) | 2C1 (4.5%) | 1A3bvi (4.4%) | 1A3biii (3.4%) | 1A3bii (2.7%) | 2A5a (2.3%) | 5E (2.2%) | 2G (2.2%) | 80.1% | ||||||||
PM10 | 2010 | 1A4bi (38.7%) | 1A3bi (7.0%) | 1A3bvi (6.5%) | 2A5a (5.5%) | 2C1 (4.2%) | 3Dc (3.4%) | 1A3bvii (2.9%) | 2A5b (2.8%) | 1A3biii (2.6%) | 1A3bii (2.1%) | 2G (1.9%) | 1A1a (1.7%) | 5E (1.7%) | 81.0% | ||||
TSP | 2010 | 1A4bi (28.4%) | 2A5a (7.5%) | 3B3 (7.1%) | 2A5b (6.5%) | 1A3bvi (5.8%) | 1A3bi (4.9%) | 2C1 (4.0%) | 1A3bvii (4.0%) | 3Dc (2.4%) | 3B4gi (2.3%) | 1B1b (2.1%) | 1A2gvii (1.9%) | 1A3biii (1.8%) | 3B4gii (1.8%) | 80.4% | |||
BC | 2010 | 1A3bi (33.6%) | 1A4bi (24.3%) | 1A3biii (10.4%) | 1A3bii (9.6%) | 1A3bvi (4.7%) | 82.6% | ||||||||||||
CO | 2010 | 2C1 (32.8%) | 1A4bi (18.8%) | 1A3bi (11.6%) | 2A2 (7.4%) | 1A2a (6.2%) | 1A3biv (3.1%) | 1A3biii (3.1%) | 83.1% | ||||||||||
Pb | 2010 | 2C1 (47.4%) | 1A3bvi (20.1%) | 2C7c (5.4%) | 2A2 (5.0%) | 2L (4.1%) | 82.1% | ||||||||||||
Cd | 2010 | 2C1 (28.1%) | 1A4bi (18.1%) | 2G (10.0%) | 1A1a (6.9%) | 2A3 (5.5%) | 1B1b (4.6%) | 1A2a (3.8%) | 1A2c (3.3%) | 80.4% | |||||||||
Hg | 2010 | 2C1 (22.6%) | 1A1a (15.5%) | 2A1 (13.2%) | 2B10a (11.7%) | 1A4bi (5.1%) | 1A2c (4.0%) | 2A2 (3.4%) | 2C7c (3.2%) | 1A2a (2.7%) | 81.4% | ||||||||
As | 2010 | 2C1 (23.2%) | 2C7c (17.5%) | 1A1a (16.6%) | 1A2c (5.8%) | 1A3bvi (5.5%) | 1A2a (5.0%) | 2A3 (3.4%) | 1A4ai (2.9%) | 2A2 (2.8%) | 82.7% | ||||||||
Cr | 2010 | 2C1 (42.0%) | 1A3bvi (21.5%) | 1A2a (10.8%) | 2C7c (4.2%) | 1A4bi (4.2%) | 82.6% | ||||||||||||
Cu | 2010 | 1A3bvi (74.9%) | 2G (13.3%) | 88.2% | |||||||||||||||
Ni | 2010 | 2C1 (21.8%) | 1B2aiv (13.9%) | 1A2c (7.3%) | 1A2a (6.4%) | 2G (6.1%) | 1A4ai (5.4%) | 1A3bvi (5.2%) | 1A2e (4.6%) | 2B10a (4.4%) | 1A4ci (3.8%) | 1A1a (3.0%) | 81.8% | ||||||
Se | 2010 | 2A3 (79.6%) | 1A1a (10.1%) | 89.7% | |||||||||||||||
Zn | 2010 | 2C1 (32.3%) | 1A3bvi (21.9%) | 1A4bi (11.9%) | 2C7c (11.6%) | 2G (6.5%) | 84.2% | ||||||||||||
DIOX | 2010 | 1A4bi (29.0%) | 5C2 (23.0%) | 5E (13.1%) | 2C1 (12.3%) | 1A3bi (8.0%) | 85.3% | ||||||||||||
PAH | 2010 | 1A4bi (59.3%) | 1B1b (19.5%) | 1A4ai (3.6%) | 82.4% | ||||||||||||||
HCB | 2010 | 2A1 (61.3%) | 2C1 (19.0%) | 80.3% | |||||||||||||||
PCB | 2010 | 2A1 (60.9%) | 2C1 (19.6%) | 80.6% |
Component | Year | Key categories (Sorted from high to low from left to right) | Total | ||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
NOx | 2005 | 1A3biii (24.6%) | 1A3bi (17.6%) | 1A1a (10.7%) | 2A1 (4.3%) | 1A4bi (4.2%) | 1A3bii (3.6%) | 1A2a (3.1%) | 2A3 (2.2%) | 2B10a (2.2%) | 3Da2a (2.1%) | 1A3dii (2.1%) | 1A4cii (2.0%) | 2A2 (1.8%) | 80.6% | ||||
NMVOC | 2005 | 2D3d (15.8%) | 1A3bi (8.1%) | 2D3a (7.5%) | 3B1b (7.4%) | 2B10a (7.2%) | 1A4bi (5.6%) | 2D3h (4.1%) | 1B2aiv (4.0%) | 2D3g (3.8%) | 3B1a (3.6%) | 1A3biv (2.2%) | 1A3bv (2.0%) | 2D3i (2.0%) | 1B2b (2.0%) | 1A3biii (1.7%) | 2H2 (1.7%) | 1A4cii (1.7%) | 80.4% |
SOx | 2005 | 1A1a (21.5%) | 1A1b (14.3%) | 1A4bi (13.1%) | 2A6 (6.4%) | 2C1 (4.5%) | 2A3 (4.2%) | 1A4ci (4.1%) | 2A1 (3.7%) | 2B10a (3.3%) | 1A2a (3.2%) | 1A2e (3.1%) | 81.4% | ||||||
NH3 | 2005 | 3B3 (22.3%) | 3Da2a (22.0%) | 3B1b (16.0%) | 3B1a (9.5%) | 3Da3 (9.4%) | 3Da1 (7.2%) | 86.4% | |||||||||||
PM2.5 | 2005 | 1A4bi (35.4%) | 2C1 (12.8%) | 1A3bi (8.8%) | 1A3biii (5.7%) | 1A3bvi (3.8%) | 1A3bii (3.1%) | 2A5a (2.0%) | 5E (1.9%) | 1A1a (1.9%) | 2G (1.9%) | 1A3bvii (1.7%) | 2A6 (1.6%) | 80.6% | |||||
PM10 | 2005 | 1A4bi (27.0%) | 2C1 (13.4%) | 1A3bi (6.6%) | 1A3bvi (5.4%) | 2A5a (4.9%) | 1A3biii (4.3%) | 3Dc (2.9%) | 1A1a (2.7%) | 2A5b (2.4%) | 1A3bvii (2.4%) | 1A3bii (2.3%) | 1B1b (1.7%) | 2G (1.4%) | 5E (1.4%) | 3B3 (1.3%) | 2A6 (1.3%) | 81.3% | |
TSP | 2005 | 1A4bi (18.7%) | 2C1 (14.9%) | 2A5a (6.3%) | 3B3 (5.5%) | 2A5b (5.2%) | 1A3bvi (4.6%) | 1A3bi (4.3%) | 1A1a (3.6%) | 1B1b (3.2%) | 1A3bvii (3.1%) | 1A3biii (2.8%) | 2A2 (2.7%) | 3Dc (1.9%) | 1A2gvii (1.7%) | 1A3bii (1.5%) | 3B4gi (1.4%) | 81.3% | |
BC | 2005 | 1A3bi (29.7%) | 1A3biii (16.3%) | 1A4bi (15.7%) | 1A3bii (10.1%) | 2C1 (4.7%) | 1A3bvi (4.0%) | 80.5% | |||||||||||
CO | 2005 | 2C1 (31.0%) | 1A2a (21.6%) | 1A3bi (16.0%) | 1A4bi (9.5%) | 2A2 (4.6%) | 82.6% | ||||||||||||
Pb | 2005 | 2C1 (63.5%) | 2C7c (11.8%) | 1A3bvi (11.2%) | 86.5% | ||||||||||||||
Cd | 2005 | 2C1 (28.3%) | 2C7c (10.8%) | 1A4bi (9.2%) | 5C1biv (8.8%) | 2G (8.0%) | 1B1b (7.1%) | 2A3 (5.7%) | 1A1a (5.3%) | 83.2% | |||||||||
Hg | 2005 | 2C1 (30.3%) | 2B10a (12.2%) | 2A1 (10.7%) | 1A1a (9.8%) | 1A1c (7.1%) | 2C7c (5.0%) | 1A4bi (4.0%) | 1A2c (3.0%) | 82.1% | |||||||||
As | 2005 | 2C1 (28.0%) | 2C7c (24.8%) | 1A1a (13.4%) | 2A3 (3.9%) | 1A2c (3.6%) | 1A3bvi (3.3%) | 1A2a (2.4%) | 1B1b (2.2%) | 81.6% | |||||||||
Cr | 2005 | 2C1 (53.2%) | 1A3bvi (16.5%) | 1A1a (5.6%) | 1A2a (3.0%) | 2C7c (2.9%) | 81.3% | ||||||||||||
Cu | 2005 | 1A3bvi (72.4%) | 2G (11.8%) | 84.2% | |||||||||||||||
Ni | 2005 | 1A1b (22.9%) | 1A1a (14.4%) | 2C1 (12.0%) | 1A2c (7.9%) | 1A4ci (6.7%) | 1A2e (6.6%) | 1B2aiv (6.1%) | 2B10a (3.7%) | 80.2% | |||||||||
Se | 2005 | 2A3 (92.3%) | 92.3% | ||||||||||||||||
Zn | 2005 | 2C1 (41.9%) | 1A3bvi (17.9%) | 2C7c (14.8%) | 1A4bi (6.6%) | 81.3% | |||||||||||||
DIOX | 2005 | 5C1biv (48.3%) | 5C2 (13.9%) | 2C1 (12.3%) | 1A4bi (10.5%) | 85.0% | |||||||||||||
PAH | 2005 | 2C1 (35.8%) | 1A4bi (31.8%) | 1B1b (22.1%) | 89.7% | ||||||||||||||
HCB | 2005 | 2A1 (43.5%) | 2C1 (33.1%) | 1A1a (22.3%) | 98.9% | ||||||||||||||
PCB | 2005 | 2C1 (72.3%) | 2K (22.6%) | 94.9% |