The Urban Mines Chair is involved in the training of circular economy actors. The Urban Mines Chair works in parallel with the setting up of an initial training and courses offered in different formats: MOOC (Massive Open On-Line Course) and European ATHENS Week (special training program within the engineering curriculum, organized by the engineering schools of ParisTech and by foreign partner institutions: universities of Budapest, Prague, Madrid, Lisbon, Trondheim, Leuven).