[WHO] On October 12-13, the event "Breaking Barriers: Advancing the One Health Agenda with a Focus on Environment" took place at the Schloss Friedrichsfelde in Berlin. The meeting especially focused on biodiversity conservation and prevention of pandemics at the source. The event prioritized showcasing expertise and experiences, creating space for cross-sectoral connections and critical discussions, and capturing practical ways to help guide and inform next steps toward One Health implementation.