Rising seas could result in 2 billion refugees by 2100

In the year 2100, 2 billion people — 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, according to new research.
Link: https://www.sciencedaily.com/releases/2017/06/170626105746.htm

Source: Science Daily / Cornell University