South Sudan floods: the first example of a mass population permanently displaced by climate change?

Enormous floods have once again engulfed much of South Sudan, as record water-levels in Lake Victoria flow downstream through the Nile. More than 700,000 people have been affected. Hundreds of thousands of people there were already forced from their homes by huge floods a few years ago and were yet to return before this new threat emerged.

Now, there are concerns that these displaced communities may never be able to return to their lands. While weather extremes regularly displace whole communities in other parts of the world, this could be the first permanent mass displacement due to ...