The report authors also commissioned a number of new peer reviewed articles on migration and climate change, significant adding to the evidence base of the topic.
[2][3][4] The report was critical of previous predictions of the number of people who could be forced to move by climate change.
It argued that making such numerical predictions was impossible because attributing climate change as the sole cause of someone's migration was difficult.
[5] The report drew on evidence showing that as people become poorer as a result of a degraded environment, they become less able to migrate.
They made the case that migration should be seen as a legitimate and empowering way for some people to adapt to the impacts of climate change.