The success of climate-related migration as an adaptive response is shaped by how migrants are perceived and how policy discussions are framed . The possibility that climate change may enlarge international migrant flows has in some policy discussions been interpreted as a potential threat to the security of destination countries , but there is little empirical evidence in peer-reviewed literature assessed for this chapter of climate migrants posing significant threats to security at state or international levels. There is also an inconsistency between framing in some policy discussions of undocumented migration  as being 'illegal' and the objectives of the Global Compact on Safe, Orderly and Regular Migration and the Global Compact on Refugees . Although climate- related migrants are not officially recognised as refugees under the 1951 Convention relating to the Status of Refugees, terms such as 'climate refugees' are common in popular media and some policy discussions . The framing of migration policy discussions is relevant, for example, in discussing climate adaptation options for Pacific Island Countries, where there is considerable disagreement over policies that range from a 'migration with dignity' approach that would liberalise labour migration in the Pacific region to those that see migration as a last resort option to
IPCC
Climate Change 2022: Impacts, Adaptation and Vulnerability
IPCC Report