Decades-long research shows world’s glaciers collectively lost 6.542tn tonnes of ice between 2000 and 2023

Melting glaciers have caused almost 2cm of sea level rise this century alone, a decades-long study has revealed.

The research shows the world’s glaciers collectively lost 6.542tn tonnes of ice between 2000 and 2023, causing an 18mm (0.7in) rise in global sea levels.