cars v horses
- Mention of horses in Jeff Byles' article prompts me to ask about their fuel
efficiency as compared with cars.
Assume the car runs on biofuel -- then how much more cropland does a car account
for as compared with a horse ?
This can be calculated for various kinds of vehicle -- cars, buses, goods
vehicles, electric trams as compared with horse drawn vehicles of similar
Incidentally are horse drawn trams used anywhere apart from the Isle of Man ?