I imagine that strained resources in a disaster would drive many to leave the area. Katrina, for example, led many poorer people to leave New Orleans permanentl

I imagine that strained resources in a disaster would drive many to leave the area. Katrina, for example, led many poorer people to leave New Orleans permanently. On the other hand, the homeless are used to dealing with meager resources and might be able to better tolerate a crisis situation.