The clocks will go forward on Sunday, March 30 (Image: Getty)Clocks in the UK will go forward by one hour on Sunday, meaning longer and lighter evenings from next week. The seasonal shift, always on the last Sunday in March, marks the transition from Greenwich Mean Time (GMT) to British Summer Time (BST). As well as signalling the transition from shorter, wintry days to longer summer ones, the change will initially mean darker mornings for early birds and lighter evenings for night owls.BST was introduced over 100 years ago and has been the subject of contentious debate ever since, with naysayers criticising the loss of an hour of sleep – while those in favour of the change say it enables people to get the most out of summer. A YouGov poll published in October showed that if the current system was scrapped, 59% of Brits would call for the country to stay permanently on BST. But what was the reason for the change back in 1916, and when exactly will it happen this year? READ MORE: ‘My bo…