Review Stage 2: Synthesis and Assessment Country report
KEY SOURCE ANALYSIS FOR
CLRTAP
Party: CH 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 (31.3%) | 1A4bi (9.5%) | 1A3bii (8.4%) | 1A3biii (8.1%) | 1A2f (6.3%) | 1A4ai (5.4%) | 1A1a (4.2%) | 1A2gviii (3.7%) | 1A4cii (3.5%) | 80.3% | |||||
NMVOC | 2021 | 2D3d (11.1%) | 3B1b (11.1%) | 3B1a (9.6%) | 2D3a (8.5%) | 2G (8.4%) | 1A3bi (5.6%) | 2D3h (4.9%) | 2D3g (4.2%) | 1A4bi (3.6%) | 2D3b (3.6%) | 1B2av (2.7%) | 2H2 (2.7%) | 1A3bv (2.6%) | 2D3i (2.6%) | 81.3% |
SOx | 2021 | 1A2f (38.0%) | 1A4bi (15.6%) | 2B5 (10.1%) | 1A2gviii (6.8%) | 1A4ai (6.7%) | 1A1a (6.6%) | 83.8% | ||||||||
NH3 | 2021 | 3Da2a (37.9%) | 3B1a (19.3%) | 3B1b (13.1%) | 3B3 (9.2%) | 3Da1 (4.9%) | 84.5% | |||||||||
PM2.5 | 2021 | 1A4bi (21.1%) | 1A3bvi (15.7%) | 1A2gvii (6.8%) | 2G (6.4%) | 1A4ai (6.2%) | 5C1a (4.2%) | 2A5a (4.0%) | 2H1 (3.6%) | 1A4ci (3.5%) | 1A3c (3.4%) | 1A2gviii (3.3%) | 2H2 (2.8%) | 81.0% | ||
PM10 | 2021 | 1A3bvi (19.5%) | 1A2gvii (17.3%) | 1A3c (9.5%) | 1A4bi (9.4%) | 3De (7.4%) | 2G (3.4%) | 2A5a (3.4%) | 1A4ai (2.8%) | 2H2 (2.2%) | 5C1a (2.0%) | 1A5b (1.9%) | 2A1 (1.9%) | 80.7% | ||
TSP | 2021 | 3De (36.5%) | 1A2gvii (12.8%) | 1A3bvi (9.6%) | 1A3c (6.2%) | 1A4bi (4.9%) | 2A5a (3.3%) | 3B4gi (2.7%) | 3B3 (2.4%) | 2I (1.8%) | 80.1% | |||||
BC | 2021 | 1A4bi (50.7%) | 1A4ai (9.5%) | 1A4cii (9.4%) | 1A3bvi (9.0%) | 1A3bi (4.4%) | 83.0% | |||||||||
CO | 2021 | 1A3bi (31.4%) | 1A4bi (18.6%) | 1A4cii (8.5%) | 1A2f (6.0%) | 1A4ai (4.6%) | 1A4aii (4.3%) | 1A3biv (4.0%) | 1A3dii (3.3%) | 80.6% | ||||||
Pb | 2021 | 6A (51.4%) | 5C1a (12.3%) | 1A1a (12.3%) | 1A3aii(i) (5.6%) | 81.5% | ||||||||||
Cd | 2021 | 6A (27.7%) | 1A1a (24.5%) | 1A3bvi (13.7%) | 2G (11.7%) | 1A2f (4.6%) | 82.0% | |||||||||
Hg | 2021 | 1A1a (43.8%) | 6A (11.6%) | 1A2f (9.4%) | 1A4bi (8.0%) | 2C1 (7.6%) | 80.5% | |||||||||
DIOX | 2021 | 1A4bi (31.7%) | 5C1a (17.7%) | 6A (17.3%) | 1A4ai (8.9%) | 1A1a (6.3%) | 81.9% | |||||||||
PAH | 2021 | 1A4bi (59.6%) | 1A4ai (11.9%) | 5C2 (7.3%) | 1A3bi (7.3%) | 86.2% | ||||||||||
HCB | 2021 | 1A1a (51.0%) | 1A4bi (26.7%) | 1A4ai (10.8%) | 88.5% | |||||||||||
PCB | 2021 | 2K (89.8%) | 89.8% |
Component | Year | Key categories (Sorted from high to low from left to right) | Total | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
NOx | 2010 | 1A3bi (29.5%) | 1A3biii (18.5%) | 1A4bi (8.5%) | 1A3bii (6.5%) | 1A2gvii (5.8%) | 1A2f (5.1%) | 1A4cii (4.2%) | 1A4ai (3.8%) | 81.8% | ||||||
NMVOC | 2010 | 2D3d (11.5%) | 1A3bi (10.4%) | 3B1b (8.1%) | 2D3a (7.5%) | 3B1a (7.3%) | 2G (6.9%) | 2D3h (6.2%) | 1A4bi (4.9%) | 2D3g (4.9%) | 1B2av (3.7%) | 2D3e (2.6%) | 2D3b (2.6%) | 2D3i (2.2%) | 1A3bv (2.2%) | 81.0% |
SOx | 2010 | 1A4bi (30.0%) | 1A2f (15.6%) | 1A1b (13.7%) | 1A4ai (11.6%) | 1A2gviii (7.4%) | 2B5 (6.2%) | 84.4% | ||||||||
NH3 | 2010 | 3Da2a (39.4%) | 3B1a (17.7%) | 3B1b (11.8%) | 3B3 (10.2%) | 3Da1 (4.9%) | 84.0% | |||||||||
PM2.5 | 2010 | 1A4bi (27.1%) | 1A3bvi (9.3%) | 1A3bi (6.5%) | 1A4ai (5.9%) | 1A2gviii (5.4%) | 2G (5.2%) | 1A2gvii (5.1%) | 1A4cii (3.5%) | 1A3bii (3.3%) | 5C1a (3.2%) | 1A3biii (2.9%) | 2H1 (2.7%) | 80.2% | ||
PM10 | 2010 | 1A4bi (15.4%) | 1A3bvi (14.9%) | 1A2gvii (13.3%) | 1A3c (7.8%) | 3De (5.9%) | 2G (3.7%) | 1A3bi (3.5%) | 1A4ai (3.4%) | 1A2gviii (3.1%) | 2A5a (2.9%) | 1A4cii (2.3%) | 5C1a (2.0%) | 2H2 (1.8%) | 80.1% | |
TSP | 2010 | 3De (32.8%) | 1A2gvii (10.8%) | 1A4bi (9.0%) | 1A3bvi (8.2%) | 1A3c (5.7%) | 2A5a (3.1%) | 3B3 (2.4%) | 2G (2.0%) | 1A3bi (1.9%) | 1A4ai (1.9%) | 2I (1.8%) | 1A2gviii (1.8%) | 81.4% | ||
BC | 2010 | 1A4bi (43.9%) | 1A3bi (13.7%) | 1A3bii (8.8%) | 1A4cii (7.4%) | 1A3biii (7.0%) | 80.9% | |||||||||
CO | 2010 | 1A3bi (34.5%) | 1A4bi (21.0%) | 1A4cii (7.1%) | 1A3biv (6.4%) | 1A3bii (5.1%) | 1A2f (3.6%) | 1A4ai (3.3%) | 81.0% | |||||||
Pb | 2010 | 6A (47.2%) | 5C1a (13.1%) | 1A1a (11.0%) | 1A2f (5.2%) | 1A2gviii (5.1%) | 81.7% | |||||||||
Cd | 2010 | 1A1a (26.2%) | 6A (25.2%) | 1A3bvi (11.1%) | 2G (10.8%) | 1A2f (5.5%) | 1A4bi (5.4%) | 84.2% | ||||||||
Hg | 2010 | 1A1a (38.3%) | 1A2f (13.7%) | 6A (10.5%) | 1A4bi (8.1%) | 5C1bv (6.3%) | 2C1 (5.9%) | 82.8% | ||||||||
DIOX | 2010 | 1A4bi (35.4%) | 1A1a (12.6%) | 5C1a (12.4%) | 6A (10.4%) | 1A4ai (7.2%) | 1A2gviii (6.5%) | 84.5% | ||||||||
PAH | 2010 | 1A4bi (72.1%) | 1A4ai (8.8%) | 80.9% | ||||||||||||
HCB | 2010 | 1A1a (39.1%) | 1A4bi (37.5%) | 1A4ai (10.7%) | 87.3% | |||||||||||
PCB | 2010 | 2K (85.4%) | 85.4% |
Component | Year | Key categories (Sorted from high to low from left to right) | Total | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
NOx | 2005 | 1A3bi (25.6%) | 1A3biii (24.3%) | 1A4bi (8.4%) | 1A2gvii (7.0%) | 1A2f (4.9%) | 1A3bii (4.7%) | 1A4cii (4.6%) | 1A4ai (4.0%) | 83.5% | |||||||
NMVOC | 2005 | 1A3bi (14.1%) | 2D3d (9.2%) | 2D3a (7.3%) | 2G (6.5%) | 3B1a (6.4%) | 2D3h (6.2%) | 3B1b (5.7%) | 1A4bi (4.9%) | 2D3g (4.3%) | 1B2av (4.1%) | 2D3e (3.0%) | 1A4cii (2.4%) | 2D3i (2.2%) | 2D3b (2.2%) | 1A3bv (2.2%) | 80.8% |
SOx | 2005 | 1A4bi (31.6%) | 1A2f (12.9%) | 1A4ai (12.4%) | 1A1b (8.9%) | 1A2d (6.7%) | 1A2gviii (6.3%) | 2B5 (3.9%) | 82.8% | ||||||||
NH3 | 2005 | 3Da2a (38.8%) | 3B1a (18.1%) | 3B3 (11.1%) | 3B1b (10.1%) | 1A3bi (6.1%) | 84.2% | ||||||||||
PM2.5 | 2005 | 1A4bi (26.7%) | 1A3bvi (7.5%) | 1A2gvii (6.8%) | 1A3bi (6.2%) | 1A3biii (5.9%) | 1A4ai (5.2%) | 1A2gviii (5.1%) | 2G (4.5%) | 1A4cii (3.8%) | 1A3bii (3.8%) | 5C1a (2.9%) | 1A4ci (2.5%) | 81.0% | |||
PM10 | 2005 | 1A4bi (16.5%) | 1A2gvii (13.4%) | 1A3bvi (12.9%) | 1A3c (6.7%) | 3De (5.7%) | 1A3bi (3.6%) | 1A3biii (3.5%) | 2G (3.3%) | 1A4ai (3.2%) | 1A2gviii (3.2%) | 1A4cii (2.6%) | 2A5a (2.5%) | 1A3bii (2.2%) | 5C1a (1.9%) | 81.3% | |
TSP | 2005 | 3De (32.2%) | 1A2gvii (10.8%) | 1A4bi (9.8%) | 1A3bvi (7.3%) | 1A3c (5.0%) | 2A5a (2.7%) | 3B3 (2.3%) | 1A3bi (2.0%) | 1A3biii (2.0%) | 2I (1.9%) | 1A4ai (1.9%) | 1A2gviii (1.9%) | 2G (1.9%) | 81.8% | ||
BC | 2005 | 1A4bi (41.3%) | 1A3bi (11.1%) | 1A3biii (11.1%) | 1A3bii (8.5%) | 1A2gvii (6.5%) | 1A4cii (6.4%) | 84.9% | |||||||||
CO | 2005 | 1A3bi (38.1%) | 1A4bi (19.3%) | 1A3bii (8.0%) | 1A4cii (6.7%) | 1A3biv (6.0%) | 1A4ai (3.1%) | 81.2% | |||||||||
Pb | 2005 | 6A (41.1%) | 5C1a (11.4%) | 1A1a (10.2%) | 2G (9.7%) | 1A2f (8.2%) | 80.5% | ||||||||||
Cd | 2005 | 6A (26.3%) | 1A1a (23.7%) | 2G (10.9%) | 1A3bvi (10.3%) | 1A2f (6.8%) | 1A4bi (5.7%) | 83.7% | |||||||||
Hg | 2005 | 1A1a (41.3%) | 1A2f (11.7%) | 6A (11.0%) | 1A4bi (7.6%) | 5C1bv (7.0%) | 2C1 (5.6%) | 84.2% | |||||||||
DIOX | 2005 | 1A4bi (33.6%) | 1A1a (16.1%) | 5C1a (10.7%) | 6A (9.0%) | 1A2gviii (6.8%) | 1A4ai (6.7%) | 82.9% | |||||||||
PAH | 2005 | 1A4bi (65.1%) | 2C3 (9.8%) | 1A4ai (9.1%) | 84.1% | ||||||||||||
HCB | 2005 | 1A4bi (42.1%) | 1A1a (34.1%) | 1A4ai (10.8%) | 87.1% | ||||||||||||
PCB | 2005 | 2K (72.4%) | 5E (19.4%) | 91.9% |