Not near-future science fiction alone, every time of sci-fi but the true far-future science fiction seems to be able to discuss this (if we take near-future to mean within decades), think for example of 2312 or the Mars Trilogy by Kim Stanley Robinson.
Yes, and thus shall begin the mass migrations of homeless, hungry and desperate people with nothing to lose.
It began years ago, haven’t you heard of the migrants caravans from south/middle americas?
That’s nothing compared to the population of all the coastal cities.
Unsurprising that this is such a trope of near-future science fiction.
Not near-future science fiction alone, every time of sci-fi but the true far-future science fiction seems to be able to discuss this (if we take near-future to mean within decades), think for example of 2312 or the Mars Trilogy by Kim Stanley Robinson.