Comment is free: Water is green 

Depends how big the barge is I think. Where coastal transport, the Manchester Ship Canal, or the Thames Estuary can be used for large barges then I expect this is environmentally friendly. The sort of ... barge you'll get going down the West Kennet Canal is another story, very much doubt this is more efficient than a train. So your 2000 miles of navigable waterways is very misleading. [Offensive? Unsuitable? Report this comment. ] I've always thought it a great shame that London has a big river running through the middle of it, and yet there's only a pretty small-scale 'public' transport ferry service. Although it is advertised as part of London Transport it is all run by private companies, and not really integrated into the charging system for the rest (33 percent off if you already have a valid ticket for the zone - what a crock!). If there were more docks along the river, and it was completely integrated into the ticket system (with no extra charges) then I would use it instead of the U   [More...] [Less...]