
| 1990 | |||||
|---|---|---|---|---|---|
| Sulphur dioxide (SO2) | Nitrogen oxides (NOX) | Ammonia (NH3) | Non-methane volatile organic compounds (NMVOC) | Carbon monoxide (CO) | |
| 1Does not include ocean transport and international air transport. | |||||
| All sources | 52.2 | 195.4 | 24.2 | 292.6 | 747.2 | 
| Oil and gas extraction - stationary combustion | 0.4 | 27.4 | .. | 1.2 | 5.9 | 
| Oil and gas extraction - process emissions | 0.0 | 0.0 | 0.0 | 120.7 | 0.0 | 
| Manufacturing industries and mining - stationary combustion | 6.7 | 10.4 | .. | 1.3 | 6.6 | 
| Manufacturing industries and mining - process emissions | 30.4 | 13.9 | 0.6 | 13.3 | 60.0 | 
| Energy supply | 1.1 | 1.3 | .. | 0.4 | 0.6 | 
| Heating in other industries | 1.6 | 1.9 | 1.0 | 2.7 | 24.4 | 
| Heating in households | 1.3 | 2.0 | 0.1 | 7.3 | 152.4 | 
| Passenger cars | 1.1 | 35.5 | 0.2 | 56.8 | 372.8 | 
| Light duty vehicles | 0.4 | 5.0 | 0.0 | 5.2 | 48.5 | 
| Heavy duty vehicles | 1.8 | 24.3 | 0.0 | 2.1 | 5.7 | 
| Motorcycles and mopeds | 0.0 | 0.1 | 0.0 | 2.1 | 6.8 | 
| Railways | 0.1 | 1.4 | .. | 0.1 | 0.3 | 
| Domestic aviation | 0.1 | 3.1 | .. | 1.1 | 6.5 | 
| Coastal navigation | 6.2 | 56.2 | .. | 2.4 | 5.0 | 
| Motorized equipment etc. | 1.1 | 13.0 | 0.0 | 14.0 | 51.0 | 
| Agriculture - enteric fermentation and manure | 0.0 | 0.0 | 19.2 | 0.0 | 0.0 | 
| Agriculture - fertilizer and other | 0.0 | 0.0 | 3.2 | 0.0 | 0.0 | 
| Landfill gas | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 
| Road, tyre and brake wear and abrasion of railway contact wires | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 
| Products containing fluorinated gases, solvents etc. | 0.0 | 0.0 | 0.0 | 51.9 | 0.7 | 
| Other | 0.0 | 0.0 | .. | 10.1 | 0.0 |