Climate Change as a Security Challenge 21 October 2025 Climate change and environmental challenges can pose risks to human security and peace. As climate and environmental stressors become more pronounced, peace and security risks can also increase, based on context factors that shape vulnerability and resilience. In this session, the CCFE and adelphi talked about the dynamics of climate - environment security risk, and how we can build resilience. The discussion highlighted the case of Papua New Guinea based on a joint climate-environment security assessment conducted by ADB and adelphi. Read: Event Summary Program and Learning Materials 21 October 2025 Session / Activity Title Speaker(s) Presentations Climate Change and Security: Risks, Responses, and Resilience The presentation gives an introduction to the broader climate security nexus and challenges. Lukas Rüttinger, Erin Chu Felton Presentations Papua New Guinea Case Study The presentation talks about the climate risks and security context in PNG. Immanuel “Erick” E. Sarut Disclaimer The views expressed on this website are those of the authors and do not necessarily reflect the views and policies of the Asian Development Bank (ADB) or its Board of Governors or the governments they represent. ADB does not guarantee the accuracy of the data included in this publication and accepts no responsibility for any consequence of their use. By making any designation of or reference to a particular territory or geographic area, or by using the term “country” in this document, ADB does not intend to make any judgments as to the legal or other status of any territory or area. Event Coordinator/s Jonathan Austria ADB Organizer/s Climate Change, Resilience, and Environment Cluster Climate Change and Sustainable Development Topics Climate Change Disaster Risk Management Environment