Turn autoplay off Turn autoplay on Please activate cookies in order to turn autoplay off Jump to content [s] Jump to site navigation [0] Jump to search [4] Terms and conditions [8] UK US AU Your activity Email subscriptions Account details Linked services Sign out Profile Beta About us Contact us Press office Terms of service Privacy policy Guardian iPhone iPad edition Kindle Guardian Weekly Digital edition Beginning Sync AdSlot End AdSlot News US World Sports Comment Culture Business Money Environment Science Travel Tech Media Life & style Data Environment Sea level Two separate studies confirm loss of ice sheet is inevitable, and will cause up to 4m of additional sea-level rise Share Tweet this Email Suzan...