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39 Emissions to air, by source. 2011
Source Sulphur dioxide Nitrogen oxides2 Ammonia NMVOCs3 Carbon monoxide Particulate matter (PM10)
  1 000 tonnes
Total1 18.8  179.7 26.2  138.8  311.3 43.5
             
Oil and gas extraction 0.8 52.5 - 34.8 10.3 1.7
Oil and gas extraction - stationary combustion 0.8 52.5 - 2.8 10.3 1.7
Oil and gas extraction - process emissions 0.0 - - 32.1 - -
Manufacturing industries and mining 12.6 20.3 0.6 12.6 23.5 9.5
Manufacturing industries and mining - stationary combustion 1.8 7.6 - 1.4 9.9 0.9
Manufacturing industries and mining - process emissions 10.8 12.7 0.6 11.2 13.6 8.6
Energy supply 1.4 1.6 - 1.2 5.4 0.8
Heating in other industries and households 0.8 2.6 0.2 9.4  132.3 22.5
Heating in other industries 0.4 1.0 0.1 0.4 3.5 0.4
Heating in households 0.4 1.6 0.1 9.0  128.7 22.0
Road traffic 0.0 37.2 1.3 11.7 73.3 1.2
Passenger cars 0.0 13.5 1.3 8.4 54.3 0.5
Light duty vehicles 0.0 5.7 0.0 0.7 6.3 0.5
Heavy duty vehicles 0.0 17.8 0.0 0.8 5.3 0.3
Motorcycles and mopeds 0.0 0.1 0.0 1.8 7.6 -
Aviation, navigation, fishing, motor equipment etc. 3.2 65.5 0.0 19.0 66.0 5.6
Railways 0.0 0.6 - 0.0 0.1 0.0
Domestic aviation 0.1 4.4 - 1.9 6.1 0.0
Coastal navigation and fishing 3.0 45.9 - 2.3 5.7 2.3
Motorised equipment etc. 0.0 14.7 0.0 14.8 54.0 3.2
Agriculture - - 24.1 - - 0.0
Agriculture - enteric fermentation and manure - - 21.5 - - -
Agriculture - fertiliser and other - - 2.6 - - 0.0
Other sources 0.0 0.0 0.0 50.0 0.4 2.3
Landfill gas - - - - - -
Road, tyre and brake wear and abrasion of railway contact wires - - - - - 1.9
Products containing fluorinated gases, solvents etc. - 0.0 - 45.5 0.4 0.1
Other 0.0 0.0 0.0 4.5 0.0 0.2
             
Emissions from international air transport and ocean transport; Norwegian activity            
Total 31.0  134.8 - 8.4 11.5 9.8
International air transport 0.2 6.3 - 0.5 2.0 0.0
Ocean transport 30.9  128.5 - 7.9 9.6 9.8
1  Emissions from Norwegian territory. Does not include international sea and air traffic; see below.
2  Estimated as NO2.
3  Non-methane volatile organic compounds.
Source: Emission inventory, Statistics Norway.
More information:  http://www.ssb.no/en/natur-og-miljo 

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