Clocks go back at British Summer Time changes to Greenwich Mean Time
![Clocks go back at British Summer Time changes to Greenwich Mean Time](http://media.kentonline.co.uk/filerepository/2014/5/22//3198581_29054_2-330.jpg)
It won't be long now before the clocks go back - giving us an extra hour in bed. But why do we do it?
It won't be long now before the clocks go back - giving us an extra hour in bed. But why do we do it?