Global warming could cause sea levels to rise higher than the height of a three-storey building, study suggests (January 19, 2017)

Ian Johnston, environment correspondent for independent.co.uk, discusses researchers discover that ocean temperatures 125,000 years ago, when sea levels were six to nine meters higher, were the same as they are today, suggesting that the world will see significant increases over the next centuries as the water slowly expands and ice sheets melt.