Figure 3. Average CO emission rates per seat by vehicle category

From

Comparison of Emission Levels of Passenger Transport Modes in Sri Lanka

Konara K.M.T.N., Samarasekara G.N., Thushara Chaminda G.G, Surendra Perera

Journal of Atmospheric Pollution. 2019, 7(1), 14-18 doi:10.12691/jap-7-1-2