Global warming
Swiss glaciers lost the mass accumulated during winter
The weather conditions led to the melting of the snow which covers the Swiss peaks.
Matthias Huss, Glaciologist, and Monica Ursina Jaeger drill holes in the Rhône glacier near Goms, Switzerland.
KEYSTONE/Matthias Schrader
According to the first estimates, the snow and the ice accumulated by Swiss glaciers During the winter have now melted. Since Friday, they have lost mass.
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This moment when a glacier lost all the snow and ice accumulated during the winter is called on the day of decline in glaciers -in English “Loss Day glacier” (GLD) -, told Keystone -Ats le glaciologue Matthias Hussresearcher at the EPF in Zurich and at the University of Friborg.
An estimate that could change
Until now, this day has only been recorded once early in the year, as the data of the Swiss glaciological surveys (GLOS) surveys: in 2022, record year, it was already on June 26.
Currently, the GLD 2025 is an estimate that could still change by the end of the year, according to Matthias Huss. The mass that Swiss glaciers will actually lose by the end of The melting period Now depends on the weather conditions for the next three months.
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