I’ve only skimmed it, but I think that conservatives, especially American ones, don’t understand or appreciate the trade-offs in living in a densely populated environment. The author of that post wonders why even conservative think-tanks aren’t concerned with urban issues, and posits that urban planning is too liberal, but those same conservative think-tanks are populated by 3-car owning, half-acre lawn, McMansion suburbanites.
Why conservatives don't seem to like urbanism - Greater Ottawa