The European association of elected representatives from mountain regions (AEM) welcomes the RIO + 20 conference and especially the consultation of the stakeholders in preparing this event that can be a milestone similar to the Earth summit in 1992. In the outcomes of this previous conference, mountain territories’ issues have been acknowledged, thanks to Chapter 13 of Agenda 21. This highlight has permitted the creation of numerous organization dedicated to the preservation and the valorization of mountain territories and people.