Review Stage 2: Synthesis and Assessment Country report
KEY SOURCE ANALYSIS FOR
CLRTAP
Party: BG 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 (18.2%) | 1A1a (16.3%) | 1A3biii (14.2%) | 3Da1 (11.4%) | 1A3bii (7.9%) | 1A3di(ii) (7.1%) | 1A4bi (3.1%) | 2A1 (2.6%) | 80.9% | ||||
| NMVOC | 2021 | 1A4bi (21.5%) | 2D3a (8.6%) | 5D1 (8.3%) | 3De (7.9%) | 2H2 (7.1%) | 1B1a (6.5%) | 1A3bi (5.3%) | 3B1a (4.3%) | 3B1b (4.0%) | 2D3d (3.9%) | 2D3i (2.5%) | 1B2aiv (1.9%) | 81.8% |
| SOx | 2021 | 1A1a (62.0%) | 1A4bi (10.9%) | 1B2aiv (10.1%) | 83.0% | |||||||||
| NH3 | 2021 | 3Da1 (33.9%) | 3Da2a (24.6%) | 3Da3 (7.5%) | 3B1b (5.6%) | 3B3 (4.9%) | 1A4bi (4.7%) | 81.1% | ||||||
| PM2.5 | 2021 | 1A4bi (74.3%) | 2D3b (3.8%) | 1A3bi (3.4%) | 81.6% | |||||||||
| PM10 | 2021 | 1A4bi (54.1%) | 3Dc (12.2%) | 2D3b (11.7%) | 2D3i (3.1%) | 81.0% | ||||||||
| TSP | 2021 | 1A4bi (37.5%) | 2D3b (33.1%) | 3Dc (8.0%) | 1B1a (3.5%) | 82.2% | ||||||||
| BC | 2021 | 1A4bi (59.8%) | 1A3bi (20.3%) | 80.1% | ||||||||||
| CO | 2021 | 1A4bi (54.0%) | 1A3bi (15.2%) | 1A3ai(i) (9.3%) | 2B7 (5.0%) | 83.5% | ||||||||
| Pb | 2021 | 1A3bvi (30.2%) | 1A1a (18.9%) | 2A3 (12.3%) | 1A4bi (12.0%) | 2C1 (9.5%) | 82.9% | |||||||
| Cd | 2021 | 1A4bi (28.4%) | 1A1a (23.8%) | 2C1 (7.6%) | 2A3 (7.1%) | 2C7a (5.0%) | 1A4ai (4.3%) | 2D3i (3.2%) | 1B2aiv (3.0%) | 82.4% | ||||
| Hg | 2021 | 1A1a (55.3%) | 5C1biii (17.7%) | 1A4bi (5.9%) | 1B2aiv (4.4%) | 83.3% | ||||||||
| As | 2021 | 1A1a (85.5%) | 85.5% | |||||||||||
| Cr | 2021 | 1A1a (32.4%) | 1A3bvi (32.2%) | 1A4bi (14.8%) | 2A3 (4.8%) | 84.2% | ||||||||
| Cu | 2021 | 1A3bvi (82.2%) | 82.2% | |||||||||||
| Ni | 2021 | 1A2f (31.4%) | 1A2b (20.9%) | 1A1a (20.5%) | 1A3di(ii) (9.2%) | 82.1% | ||||||||
| Se | 2021 | 1A1a (87.7%) | 87.7% | |||||||||||
| Zn | 2021 | 1A4bi (37.7%) | 1A3bvi (25.9%) | 2G (7.0%) | 1A1a (5.9%) | 1A4ai (5.4%) | 82.0% | |||||||
| DIOX | 2021 | 1A4bi (62.8%) | 5E (8.3%) | 1A1a (7.9%) | 2C1 (3.9%) | 82.9% | ||||||||
| PAH | 2021 | 1A4bi (93.7%) | 93.7% | |||||||||||
| HCB | 2021 | 1A1a (75.6%) | 2C3 (9.4%) | 85.0% | ||||||||||
| PCB | 2021 | 2C1 (48.2%) | 1A4bi (34.8%) | 83.0% | ||||||||||
| Component | Year | Key categories (Sorted from high to low from left to right) | Total | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| NOx | 2010 | 1A1a (42.8%) | 1A3bi (14.0%) | 1A3biii (12.9%) | 3Da1 (5.8%) | 1A3di(ii) (5.4%) | 80.9% | |||||||
| NMVOC | 2010 | 1A4bi (19.1%) | 1A3bi (10.6%) | 2D3a (8.1%) | 1B1a (7.9%) | 3De (7.4%) | 5D1 (7.1%) | 3B1a (5.0%) | 2H2 (4.9%) | 2D3d (4.1%) | 1B2av (2.3%) | 1A3bv (2.3%) | 2D3i (2.1%) | 80.8% |
| SOx | 2010 | 1A1a (86.8%) | 86.8% | |||||||||||
| NH3 | 2010 | 3Da2a (23.9%) | 3Da1 (22.9%) | 3Da3 (8.7%) | 3B1a (7.0%) | 3B3 (6.7%) | 1A4bi (5.5%) | 2B7 (5.4%) | 80.2% | |||||
| PM2.5 | 2010 | 1A4bi (65.5%) | 1A1a (16.0%) | 81.5% | ||||||||||
| PM10 | 2010 | 1A4bi (48.7%) | 1A1a (18.2%) | 3Dc (10.7%) | 2D3b (4.6%) | 82.2% | ||||||||
| TSP | 2010 | 1A4bi (35.3%) | 1A1a (23.2%) | 2D3b (13.5%) | 3Dc (7.3%) | 1B1a (3.3%) | 82.6% | |||||||
| BC | 2010 | 1A4bi (60.1%) | 1A3bi (18.4%) | 1A3bii (8.7%) | 87.2% | |||||||||
| CO | 2010 | 1A4bi (46.1%) | 1A3bi (26.0%) | 1A3ai(i) (7.6%) | 2B7 (5.9%) | 85.7% | ||||||||
| Pb | 2010 | 2C5 (79.1%) | 1A1a (6.2%) | 85.4% | ||||||||||
| Cd | 2010 | 1A1a (34.3%) | 1A4bi (19.9%) | 2C7a (16.4%) | 2C5 (9.7%) | 80.2% | ||||||||
| Hg | 2010 | 1A1a (78.3%) | 1A4bi (4.6%) | 82.9% | ||||||||||
| As | 2010 | 1A1a (83.1%) | 83.1% | |||||||||||
| Cr | 2010 | 1A1a (53.8%) | 1A3bvi (18.9%) | 1A4bi (12.1%) | 84.8% | |||||||||
| Cu | 2010 | 1A3bvi (72.1%) | 2G (10.5%) | 82.6% | ||||||||||
| Ni | 2010 | 1A1a (43.7%) | 1A3di(ii) (15.5%) | 1A1b (13.1%) | 2C1 (5.4%) | 1A2a (4.9%) | 82.7% | |||||||
| Se | 2010 | 1A1a (95.6%) | 95.6% | |||||||||||
| Zn | 2010 | 1A4bi (42.1%) | 1A3bvi (20.6%) | 1A1a (16.5%) | 2C1 (6.8%) | 86.0% | ||||||||
| DIOX | 2010 | 1A4bi (41.9%) | 5C1biii (26.9%) | 2C3 (5.5%) | 5E (5.2%) | 2C7a (4.3%) | 83.7% | |||||||
| PAH | 2010 | 1A4bi (97.2%) | 97.2% | |||||||||||
| HCB | 2010 | 2C3 (73.7%) | 1A4bi (20.9%) | 94.7% | ||||||||||
| PCB | 2010 | 2C1 (52.3%) | 1A4bi (37.5%) | 89.8% | ||||||||||
| Component | Year | Key categories (Sorted from high to low from left to right) | Total | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| NOx | 2005 | 1A1a (30.1%) | 2B2 (14.6%) | 1A3biii (13.8%) | 1A3bi (11.5%) | 1A3di(ii) (4.5%) | 1A4cii (3.6%) | 3Da1 (3.4%) | 81.5% | ||||||||
| NMVOC | 2005 | 1A4bi (16.5%) | 1A3bi (11.7%) | 2D3a (7.5%) | 3De (6.3%) | 1B1a (5.9%) | 5D1 (5.4%) | 3B1a (5.2%) | 2H2 (4.9%) | 2D3c (3.2%) | 1A3bv (3.1%) | 1A4cii (2.7%) | 2D3d (2.5%) | 3B1b (2.1%) | 1B2av (1.9%) | 1B2b (1.7%) | 80.5% |
| SOx | 2005 | 1A1a (91.2%) | 91.2% | ||||||||||||||
| NH3 | 2005 | 3Da1 (26.2%) | 3Da2a (23.0%) | 3B3 (9.1%) | 3Da3 (8.5%) | 3B1a (6.8%) | 3B1b (4.3%) | 1A4bi (4.1%) | 81.9% | ||||||||
| PM2.5 | 2005 | 1A4bi (54.3%) | 1A1a (18.8%) | 2D3c (5.5%) | 1A3bi (2.6%) | 81.3% | |||||||||||
| PM10 | 2005 | 1A4bi (32.0%) | 1A1a (23.3%) | 2D3c (15.8%) | 3Dc (7.9%) | 2D3b (4.3%) | 83.3% | ||||||||||
| TSP | 2005 | 2D3c (31.9%) | 1A1a (23.3%) | 1A4bi (17.2%) | 2D3b (9.5%) | 81.9% | |||||||||||
| BC | 2005 | 1A4bi (53.1%) | 1A3bi (15.6%) | 1A3biii (12.6%) | 81.2% | ||||||||||||
| CO | 2005 | 1A4bi (40.0%) | 1A3bi (28.5%) | 1A3ai(i) (7.7%) | 1A3bii (5.8%) | 81.9% | |||||||||||
| Pb | 2005 | 1A1a (22.1%) | 2C1 (20.9%) | 1A2a (15.7%) | 2C7a (9.3%) | 1A3bvi (6.7%) | 1A3bi (6.4%) | 81.1% | |||||||||
| Cd | 2005 | 2C7a (63.4%) | 1A1a (19.6%) | 83.0% | |||||||||||||
| Hg | 2005 | 1A1a (76.3%) | 2C6 (6.5%) | 82.8% | |||||||||||||
| As | 2005 | 1A1a (78.4%) | 2C7a (14.9%) | 93.3% | |||||||||||||
| Cr | 2005 | 1A1a (41.1%) | 2C7a (36.6%) | 1A3bvi (7.6%) | 85.4% | ||||||||||||
| Cu | 2005 | 1A3bvi (50.8%) | 2C7a (30.3%) | 81.1% | |||||||||||||
| Ni | 2005 | 1A1b (32.4%) | 1A1a (27.2%) | 2C7a (18.8%) | 1A2a (13.3%) | 91.6% | |||||||||||
| Se | 2005 | 1A1a (95.4%) | 95.4% | ||||||||||||||
| Zn | 2005 | 1A4bi (33.6%) | 1A1a (19.2%) | 1A3bvi (16.0%) | 2C1 (13.5%) | 82.3% | |||||||||||
| DIOX | 2005 | 5C1biii (27.2%) | 5C1bi (24.1%) | 1A4bi (18.8%) | 1A2a (10.3%) | 80.3% | |||||||||||
| PAH | 2005 | 1A4bi (93.3%) | 93.3% | ||||||||||||||
| HCB | 2005 | 2C3 (31.9%) | 5C1bi (29.4%) | 1A4bi (19.5%) | 80.8% | ||||||||||||
| PCB | 2005 | 2C1 (75.8%) | 1A4bi (16.2%) | 92.0% | |||||||||||||