Statistics Norway

Emissions to air. NOx, NH3 and NMVOC - national figures,

1 Emissions to air, by source1. 1990
  SO2 NOX NMVOC CO NH3
  1 000 tonnes
All sources 52.2  191.2  289.8  746.7 20.8
Oil and gas extraction - stationary combustion 0.4 27.4 1.2 5.9 -
Oil and gas extraction - process emissions - -  120.7 - -
Manufacturing industries and mining - stationary combustion 6.7 10.4 1.3 6.6 -
Manufacturing industries and mining - process emissions 30.4 13.9 13.3 60.0 0.6
Energy supply 1.1 1.3 0.4 0.6 -
Heating in other industries 1.6 1.9 2.7 24.4 1.0
Heating in households 1.3 2.0 7.3  152.4 0.1
Passenger cars 1.2 35.5 56.7  372.7 0.2
Light duty vehicles 0.4 5.0 5.2 48.5 0.0
Heavy duty vehicles 1.7 20.1 2.1 5.4 0.0
Motorcycles and mopeds 0.0 0.1 2.1 6.8 0.0
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 14.0 51.0 0.0
Agriculture - enteric fermentation and manure - - - - 16.0
Agriculture - fertiliser and other - - - - 3.0
Products containing fluorinated gases, solvents etc. - 0.0 49.2 0.7 -
Other 0.0 0.0 10.1 0.0 -
1  Does not include international sea and air traffic.
Source: Emission inventory from Statistics Norway and the Climate and Pollution Agency.

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