Nik-, why don't they pick up a hammer and help build homes for the
millions of people that will be displaced from cities like Miami, Boston and New York by rising sea water levels? Not a tonne of skill involved there.
Not impossible to imagine government investing in re-training programs, either. It's not like operating a boiler in a coal plant is all that conceptually different from running one that is fueled by natural gas, or even fission.
At any rate, people are resilient and the US is a place where labour is very mobile and there are a lot of options. People who lose these jobs will find other ones, that's the way a place like the US works.
People who live in island nations who are watching their home nations literally vanish off the map are among some of the poorest in the world. The bank has no property to take from these people, they have no jobs to lose. They also have no means of going elsewhere. What happens to those folks?