Most of the southwest should not have people living in it. It's a fake place that is enabled to exist by massive and unnatural engineering projects, like dams on the Colorado river. We need to create a long term plan to relocate the population to other parts of the country.
You can make this kind of claim about living in lots of different places. Some amount of engineering and technology has been necessary to enable humans to live in most parts of the world. What determines the line?