The biggest hurdle with getting widespread adoption of any scientific breakthrough is cost. If something is not more profitable than the current way of doing things it will not be adopted. Destroying our planet is pretty damn profitable, so until we exterminate capitalism I don’t see anything changing.
It’s too late, the landleeches have already taken over. Any city remotely worth living in is too expensive to live in, and will remain that way until we eliminate the landleech class.