we must also note that environmental footprint of private residencies (HVAC, water supply, trash collection, construction process itself) is pretty bad as well;

we must also note that environmental footprint of private residencies (HVAC, water supply, trash collection, construction process itself) is pretty bad as well; Absolutely, this is another excellent argument against mindless sprawl. unfinished concrete Concrete is not an ideal construction material if you are worried about reducing CO2 emissions. It also follows that intercity travel should be restricted, for the same reasons. Yes, if you want to have a pleasant earth to live on then feckless, wasteful travel should be restricted. This does not have to be done by rules -- simply charging people the full cost of their trip would place it out of their ability. outside temp is fixed so no heating cost, No, the outside temperature is rising, thanks to the freedom-loving, brave self-expression of car drivers crawling like ants to and from their places of consumption to their places of production. In case you missed the memo: the party bosses are now the ones selling you the polluted suburban lifestyle while they cycle bicycles around clean, gated, low-traffic, tree-lined communities. So, keep living in the past... after all the future won't hold much for you.