Mass Migration seems incredibly costly and the idea of climaterefugees plays a crucial role in more sophisticated estimates of the cost of climate change.
Without money or resources, climaterefugees will likely stay within their own borders, accelerating movement from rural areas to urban centers and crowding into cities already bursting at the seams.
Military experts warn us our national security is threatened by massive waves of climaterefugees destabilizing countries around the world, and scientists tell us the very web of life is endangered by unprecedented extinctions.