Major Sources of CO Emission
Source category
Emissions (Millions tons per year)
%
Gasoline motor vehicles
95.8
36.69
Diesel, aircraft, trains, vessels
5.6
2.14
Off-highway vehicles
9.5
3.64
Coal
0.5
0.19
Fuel oil
0.1
0.038
Natural gas
Wood
Total stationary sources
0.8
0.30
Total fuel combustion
111.7
42.78
Industrial processes
11.4
4.36
Agricultural burning
13.8
5.28
Solid waste disposal
7.2
2.75
Miscellaneous
4.5
1.72
Total
261.1
100.0
