There is high agreement that even moderate levels of future SLR will severely amplify involuntary migration and displacement in small islands and densely populated low-lying coastal areas in the absence of appropriate adaptive responses  . In some contexts, climate change also may accelerate migration towards high-exposure coastal areas . Under a high-emissions RCP8.5 scenario , the number of people exposed to annual coastal flooding may more than double by 2100 compared with present numbers . In the
IPCC
Climate Change 2022: Impacts, Adaptation and Vulnerability
IPCC Report