Résumé
The impact of global warming on coastal areas, in terms of erosion, flooding and environmental change is asource of concerns for many peoples in the Pacific region. In New Caledonia, Ouvea atoll is one of the mostvulnerable areas to sea level rise. The population strongly oriented towards his lagoon, is concerned aboutshoreline erosion and wants to build a climate change adaptation strategy. This paper presents a research-actiondevice aimed to renforce people's resilience in the proper regulatory environment to customary Kanak lands. Thecreation of a coastline participatory monitoring as data acquisition instrument, and sharing “inhabitants” and“experts” knowledges, is the heart of the approach. The dissemination of information to the population is one ofthe aims.