Trends in emissions of air pollutants from transport

Notes:
PM_2.5: particulate matter with aerodynamic diameter of 2.5 μm or less; NMVOCs: non-methane volatile organic compounds; SO_X: sulphur oxides; NO_X: nitrogen oxides; CO: carbon monoxide.
According to reporting obligations, PM_2.5 data have been reported from 2000 onwards. CO emissions from the road transport sector in Turkey have also been reported from 2000 onwards.