The Office for National Statistics has projected a population growth of 7.3% between 2022 and 2032; the number is almost entirely based on the net migration of an estimated 4.9 million people over the 10-year period.
Professor Sarah Harper discusses the ONS findings and how demographics are changing around the world.
Listen on BBC Sounds - Newscast: How immigration could push the population of the UK to 72.5 million (13.45 into the programme)