Architect and writer Steve Mouzon calls the recent era of homebuilding the “thermostat age” because buildings depend on machines for heating and cooling, rather than good design.

“Originally, before the Thermostat Age, the places we built and buildings we built had no choice but to be green, otherwise people would freeze to death in the winter, die of heat strokes by summer, starve to death, or other really bad things would happen to them,” he said. That’s…