How about building some desalination plants like Israel did. They have extra water and are refilling lakes. Where would they get the money? How about using the money the have for the “high speed” rail?
“How about building some desalination plants like Israel did.”
That would require energy. Of course, they have more than enough what with all those extremely productive windmills and solar cells. They could also require all of their loser government critters to ride generator bikes 24/7 to add to the energy avilability.
Or maybe let the private sector have a shot. (In both cases.)