Mont Blanc, the ‘roof of Europe’, loses more than a metre of height in a year

Peak of French mountain now 4,807 metres high and fluctuates year by year due to changes in Alpine climate

Europe’s highest peak shrank by more than a metre last year, data has shown.

Mont Blanc in France now stands 4,807.47 metres above sea level, a team of surveyors from the Haute-Savoie regional department said on Wednesday, putting “the roof of Europe” 1.29 metres lower than in 2025.