Architecture and energy: questioning regulative and architectural paradigms for Danish low-energy housing

What is low-energy architecture? What at first glance would seem to be a simple question turns out to be rather more complex. Architectural practice does not exist in a vacuum, but responds to society's wider demands. In this way, low-energy architecture can be seen as developing in relation to the regulative framework that exists at any given time and which sets the boundaries for what is accepted as low-energy, or not.