The U.S. military has long warned that climate change poses a challenge to global security. Instability and insecurity can be a result of unmanaged migration, with the potential for widespread climate displacement creating tensions in host communities. And they could also spark additional migration, if people flee precarious political dynamics. This episode, with Climate Migration Council member and retired U.S. Navy Pacific Fleet Commander Admiral Scott H. Swift, evaluates the security dynamics of climate change and migration, focusing on the Pacific.