Influence of human activitieshttps://www.uni-giessen.de/de/fbz/fb07/fachgebiete/geographie/institut/personal/ProfRuhe/prof-dr-lorenz-king/dateien/Influence%20of%20human%20activities%20and%20climatic%20change%20on%20permafrost%20at%20construction%20sites%20in%20Zermatt%2C%20Swiss%20Alps.pdf/viewhttps://www.uni-giessen.de/@@site-logo/logo.png