Climate Change as an Existential Security Issue in PNG: From Concept to Coordinated Response
By Bernard Yegiora Climate change is no longer a peripheral environmental concern for PNG. It is a structural threat to national stability, human security, and state legitimacy. Seminar 8 examined this shift through the lens of the Boe Declaration on Regional Security , which explicitly identifies climate change as the “single greatest threat” to Pacific peoples. The central policy challenge is not recognition—it is execution. PNG continues to treat climate change as a development issue when it must be operationalised within the national security framework. Seminar 8 in session: unpacking climate change as an existential security threat to Papua New Guinea, with a focus on the Boe Declaration and the structural policy gaps in preparedness, coordination, and response. The 2015 drought and frost crisis, which affected nearly two million people, remains a defining case. As highlighted by Thomas and Ezebilo , the scale of the crisis was not solely the result of climatic conditions, but o...