Avalanches and slides
NGIs has expertise and offers services in different types of landslides and landslides.
![](/globalassets/bilder/forskning-og-radgivning/naturfare/trogstad_skred_1967-std-farger_1200.jpg?width=1440&quality=80)
From the quick clay landslide in Trøgstad, eastern Norway i 1967.
![Portrait of Heidi Hefre](/contentassets/be66e5e13ac84d749958e303c34ebd49/hhh.jpg?width=220&quality=80)
![Portrait of Jean-Sébastien L'Heureux](/globalassets/bilder/ansattbilder/jsl.jpg?width=220&quality=80)
Jean-Sébastien L'Heureux
Head of Section Natural Hazards - Trondheim jean-sebastien.lheureux@ngi.no+47 971 20 860
![Portrait of Håkon Heyerdahl](/globalassets/bilder/ansattbilder/hhe.jpg?width=220&quality=80)
Håkon Heyerdahl
Head of Section Slope Stability and Risk Assessment hakon.heyerdahl@ngi.no+47 951 25 767
![Portrait of Erlend Moster Knudsen](/globalassets/bilder/ansattbilder/emk.jpg?width=220&quality=80)
Erlend Moster Knudsen
Head of Section Climate Adaptation and Hydrodynamics erlend.moster.knudsen@ngi.no+47 400 48 664