The Jungfrau Alechi Glacier in the Swiss Alps is located in the northeastern part of the canton of Valais in the southwest of Switzerland, expanded in 2007 and listed in 2001 as the Jungfrau, Alechi Glacier, and Bischhorn, with its core protected area increasing from the original 539 km2 to 824 km2. Heritage sites are exemplary examples of Alpine landscapes, including the most severely glacially eroded parts of the mountainous region and the largest glacial body protected area in Eurasia, covering a variety of ecosystems, continuous ladder-like sequence habitats triggered by the retreat of glaciers due to climate change District