• air, freight, intercontinental 0.4500 kg CO2e per km
    intercontinental freight
  • air, freight, regional 0.7875 kg CO2e per km
    freight within one continent
  • air, passenger, intercontinental 1.1890 kg CO2e per km
    intercontinental, ton-km from person-km
  • air, passenger, regional 2.2620 kg CO2e per km
    within one continent, ton-km from person-km
  • automobile, 20 mpg 0.0675 kg CO2e per km
    low efficiency automobile
  • automobile, 50 mpg 0.0264 kg CO2e per km
    high efficiency automobile
  • container ship 0.0478 kg CO2e per km
    moving boxcar size containers
  • freighter, inland 0.0253 kg CO2e per km
    for rivers and lakes
  • freighter, oceanic 0.0042 kg CO2e per km
  • None Selected 0.0000 kg CO2e per km
  • tanker ship 0.1716 kg CO2e per km
    tanker for mobing liquids
  • train, freight 0.0056 kg CO2e per km
    diesel freight locomotive
  • train, long-distance 0.0435 kg CO2e per km
    > 640 km, diesel, ton-km from person-km
  • train, regional 0.0804 kg CO2e per km
    < 640 km, diesel, ton-km from person-km
  • truck, 16 tons 0.0203 kg CO2e per km
    truck, half full
  • truck, 40 tons 0.0309 kg CO2e per km
    truck, half full
  • van, 3.5 tons 0.0534 kg CO2e per km
    delivery van, half full