The document discusses periurban water security and adaptation, focusing on key concepts such as vulnerability, coping capacity, and the role of institutions and technology in managing water resources. It emphasizes the need for a shared glossary and understanding of terms, highlighting the complexity and changing nature of periurban areas as they transition between rural and urban landscapes. The relevance of addressing vulnerability and its factors is framed within the context of improving human well-being in the face of climate change and urbanization.