The headquarters of the Abertis Foundation, Castellet Castle, is the Internacional Centre for the Mediterranean Biosphere Reserves supported by the United Nations Organization for Education, Science and Culture (UNESCO). The nomination allows for an in-depth study of the Mediterranean region given that Castellet Castle is in a unique setting, with rich biodiversity, and holds the ISO 14001 certification that guarantees good environmental management that minimises its impact in the region.
The plan of activities be implemented at Castellet will be focussed on creating a collection of documents on sustainability in natural spaces, as well as on the environmental services of the Biosphere Reserves and indicators of sustainability in a network. A database will also be created as part of North-South cooperation from the collection of publications about international cooperation that relate to the Biosphere Reserves and National Parks in the Mediterranean region. Seminars, meetings, educational programmes, excursions and informative walks will also be organised.