Entity,Code,Year,GHG emissions (gCO2e/km) Black cab (taxi),,2018,211.76 Bus,,2018,104.71 Coach,,2018,27.79 Domestic flight,,2018,254.92999999999998 Eurostar (international rail),,2018,5.97 Ferry (car passenger),,2018,129.518 Ferry (foot passenger),,2018,18.738 Large car (diesel),,2018,209.47 Large car (hybrid),,2018,131.77 Large car (petrol),,2018,282.95 Large car (plug-in hybrid electric),,2018,77.31 Large electric vehicle (UK electricity),,2018,66.88 Light rail and tram,,2018,35.08 London Underground,,2018,30.84 Long-haul flight (business class),,2018,434.46000000000004 Long-haul flight (economy),,2018,149.81 Long-haul flight (economy+),,2018,239.7 Long-haul flight (first class),,2018,599.25 Medium car (diesel),,2018,170.61 Medium car (hybrid),,2018,108.95 Medium car (petrol),,2018,192.28 Medium car (plug-in hybrid electric),,2018,70.83 Medium electric vehicle (UK electricity),,2018,53.17 Motorcycle (large),,2018,135.01 Motorcycle (medium),,2018,102.89 Motorcycle (small),,2018,84.45 National rail,,2018,41.15 Short-haul flight (business class),,2018,233.6 Short-haul flight (economy),,2018,155.73000000000002 Small car (diesel),,2018,142.08 Small car (hybrid),,2018,105.2 Small car (petrol),,2018,153.71 Small car (plug-in hybrid electric),,2018,29.35 Small electric vehicle (UK electricity),,2018,45.67 Taxi,,2018,150.18