This tilted, ecologically savvy model dwelling near Larvik, Norway, actually creates more energy than it consumes—a “plus house,” it’s called. Brought to life by the combined creative genius of the Research Centre on Zero Emission Buildings and design firm Snøhetta.
"I'm a Passive House enthusiast. I'm involved in this great movement to create highly energy efficient buildings that use 80 to 90% less energy. But how? I get asked often what a Passive House is. This is the low down in 90 seconds."