Table 3.4 Carbon dioxide emissions - transport
Transport
Average
emissions
CO2
Average individual footprint is 12.5 tonnes
CO2e per
person per year
Saving
(per cent of
average)
Source
Notes
Annual UK car use 14 500 km (9000 miles)
4350 kg to 2200 kg
35% to 18%
Large petrol to small diesel car
DEFRA (2007c) p. 5
Annual 100 km (60 mile) per day car commuting
4500 kg
36%
Average petrol or diesel car 0.2 kg CO2 per
km; 225 days
DEFRA (2007) p. 5
Annual 100 km (60 mile)per day rail commuting
1350 kg
11%
UK national rail 0.06 kg CO2 per passenger
km; 225 days
DEFRA (2007) p. 12
100 X 8 km (5 mile) car trips
160 kg
1.3%
Average car = 0.2 kg CO2 per km
DEFRA (2007c) p. 5
100 X 8 km (5 mile) bus trips
75 kg
0.6%
Average bus 0.09 kg CO2 per passenger km
DEFRA (2007c) p. 15
100 X 8 km (5 mile) cycle trips
8 kg
0.06%
Based on additional food energy required
T263 (Block 2) p. 119
Long-haul international flight e.g. London to New
york, USA return
2300 kg
18%
0.11 kg CO2 per passenger km (x 1.9 for
additional global warming effect) x 11 200 km
DEFRA (2008), p. 18, 36
Short-haul international flight e.g. Manchester to
Barcelona, Spain return
333 kg
3%
0.10 kg CO2 per passenger km ( x 1.9 for
additional global warming effect) x 1720 km
DEFRA (2008), p. 18,
UK domestic flight e.g. glasgow to London return
380 kg
3.2%
0.18 kg CO2 per passenger km (x 1.9 for
additional global warming effect) x 1100 km
DEFRA (2008) p. 18, 36
Taken from: Open University Course U116: Environment: treading lightly on the Earth
Original Copyright © The Open University 2009
Reproduced for OpenLearn 2009 www.open.ac.uk/openlearn