For decades, overcrowding of the Goûter Hut and the Goûter Route became a growing problem during the summer months on Mont Blanc, more than elsewhere in the Alps, because of its implications for security and ecology, at a local level interacting with the global climate change affecting the mountain landscape and mountaineering, leading to more rockfall and crevasse forming by high-altitude permafrost degradation, which also attributed to a rise in the number of accidents with alpinists.