The LTSER Zone Atelier Alpes is a research platform that embraces all the French Alps as defined by the European Alpine Convention. The platform hosts several sites dedicated to the long term monitoring of social-ecological systems : one GLORIA site (FR-AME), a large set of permanent plots located along several elevational transects (ORCHAMP project), a network of sentinel alpine pastures, etc. Infrastructures regroups all facilities and observatories maintained by the academic community Univ. Grenoble Alpes. More intensive research investigations concern three master sites: (1) the 'Lautaret-Galibier' master site includes the Lautaret Garden, an alpine field station member of the Anaee network (2) the 'Arves-Mont Blanc' master site ranges from urbanized valleys to the highest summit of Europe (3) the 'alpine trench Grenoble-Chambéry-Annecy' master site is a large area encompassing the urbanized valleys of the western border of the French Alps (Grenoble-Chambéry-Annecy) and nearby mountain ranges (Vercors, Chartreuse, Belledonne & Bauges). The LTSER Zone Atelier Alpes belongs to LTER-France network and is located in south eastern France.