Recently I made a hike through the high mountains of Valais near Zermatt, a small town in the Swiss Alps.

It was breathtaking to watch all these 4000-meter-peaks with glittering glaciers and famous names, crossing the Gorner Glacier and ascending to the New Monte Rosa Hut that is newly built and that was designed as self-sufficient mountain hut regarding energy supply and is a study object of many business concerns and of Eidgenössische Technische Hochschule ETH Zurich.
On the other hand it was sad to see the melting and declining glaciers as a sign of climate change. For example the shown ladders are necessary because the glaciers has gone away many, many meters, or the ice towers, that are high as a house, once were part of the...

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