Swiss glaciers reduction

Based on aerial imagery and historical maps, Swiss glaciers are monitored closely. The data from the ESA Climate Change Initiative Glacier project refers to the years 1850, 1931, 1975, 2010 (mean year for 2008-2011), and 2016 (2013-2018). The area from 1850 extended for 77 567 sq km. 166 years later, the area is now reduced to 50 731 sq km (65%).

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