"Cynic" wrote in message
...
On Fri, 28 Aug 2009 20:20:26 +0100, Cherry Chapstick
wrote:
Ships use so much more fuel per passenger mile that they just don't come
into the equation.
cite, please
http://en.wikipedia.org/wiki/Fuel_ef...transportation
Spacecraft are potentially the most fuel-efficient mode of transport
in terms of passenger-miles per gallon of fuel.
The ship figure is from a cruise ship. More interesting would be to see what
a ferry uses.