Map shows parts of UK that could be underwater by 2050

Swathes of the UK, including large areas of London, could be underwater in less than three decades (Picture: Metro Graphics)Rising sea levels are a concern for many countries around the world, as the effects of climate change sees sea ice melting at an alarming rate.Coastal communities fear their homes and businesses being lost to the sea in the not-too-distant future – and that fear is increasing, as Office for National Statistics figures show 74% of over-16s in Britain are worried about