In the long run, it may be that the elimination of sprawl and planning
that would allow economies of scope -- say where excess heat from
production processes can be used for residential heat.
===== how you gonna shrink Seoul or Bangkok or NYC or LA or? What about building regs that mandated the top floor of every future office tower be fitted to support tree plots; it's not like it's a load problem and why don't architects and urban planners study ecology...
Ian