The shipping container transformed global trade, slashing transport costs and making modern supply chains possible. But after 70 years of driving globalisation, the system is coming under strain. Ports are becoming increasingly congested, ever-larger ships are pushing infrastructure to its limits, and millions of empty containers are clogging up the global network. ► Enjoying FT content? Get a daily slice of the very best FT journalism with FT Edit. Free for 30 days then just £4.99 a month See if you get the FT for free as a student (http://ft.com/schoolsarefree) or start a £1 trial: https://subs.ft.com/spa3_trial?segmentId=3d4ba81b-96bb-cef0-9ece-29efd6ef2132. ► Check out our Community tab for more stories: https://www.youtube.com/@FinancialTimes/community ► Listen to our podcasts: https://www.ft.com/podcasts ► Follow us on Instagram: https://www.instagram.com/financialtimes ► Follow us on Instagram: https://www.tiktok.com/@financialtimes