Edinburgh finally got its tram system last year, which was over-budget and behind schedule. Most of the problems were due to having to lay the rails in the road. Why didn’t Edinburgh and other UK cities go for trolley buses – electric buses powered from overhead wires – instead of trams?
“Why didn’t Edinburgh go for trolley buses powered by overhead wires instead of trams?â€
Jim Logan, Castle Douglas, Dumfries and Galloway, UK
Advertisement
We pay £25 for every answer published in ¿ìè¶ÌÊÓÆµ. To answer this question – or ask a new one – visit newscientist.com/lastword. Terms and conditions apply.
This article appeared in print under the headline “Railing against it?â€