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Carbon footprint of travel per kilometer, 2022

The carbon footprint of travel is measured in grams of carbon dioxide-equivalents per passenger kilometer. Thisincludes the impact of increased warming from aviation emissions at altitude.

246 g171 g170 g151 g148 g114 g97 g79 g68 g47 g35 g29 g28 g27 g19 g4 gDomestic flightDiesel carPetrol carShort-haul flightLong-haul flightMotorbikeBus (average)Bus (local London)Plug-in hybridElectric carNational railTramLondon UndergroundCoach (bus)Ferry (foot passenger)Eurostar (to Paris)

Data source: UK Government, Department for Energy Security and Net Zero (2022) – Learn more about this data

Note: Official conversion factors used in UK reporting. These factors will vary across countries depending on energy mix, transporttechnologies, and occupancy of public transport. Data for aviation is based on economy class.

OurWorldinData.org/transport |
Related: Which form of transport has the smallest carbon footprint?

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