Statistics Norway

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

2 Emissions to air by source1. 2010
  SO2 NOX NMVOC CO NH3
  1 000 tonnes
All sources 19.5  185.9  140.7  333.8 22.7
Oil and gas extraction 0.4 50.6 40.3 10.4 -
Manufacturing industries and mining 13.3 20.9 11.4 20.5 0.5
Energy supply 1.4 3.0 1.1 5.7 -
Heating in other industries and households 0.9 3.1 10.9  154.9 0.3
Road traffic 0.0 37.3 12.4 76.8 1.4
Aviation, navigation, fishing, motor equip. etc. 3.3 71.0 18.3 64.9 0.0
Agriculture - - - - 20.5
Other sources 0.0 0.0 46.4 0.5 0.0
1  Does not include international sea and air traffic.
Source: Emission inventory from Statistics Norway and the Climate and Pollution Agency.

Explanation of symbols