Rising seas could result in 2 billion refugees by 2100. About one-fifth of the world’s population could become climate change refugees due to rising ocean levels. Those who once lived on coastlines will face displacement and resettlement bottlenecks as they seek habitable places inland.

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Rising seas could result in 2 billion refugees by 2100. About one-fifth of the world’s population could become climate change refugees due to rising ocean levels. Those who once lived on coastlines will face displacement and resettlement bottlenecks as they seek habitable places inland.