Tony Bryer wrote:
On Tue, 20 Dec 2011 13:49:49 +0000 Bill Wright wrote :
All this does is avoid a small amount of pollution in London at
the cost of causing a lot of pollution in the countryside.

"The average speed [of a London bus] is about 8 kilometres per hour
and a bus stops on average every 150 metres, at traffic lights, bus
stops ..." [Volvo],

That's about walking speed.


--
Adam