Concept and design
Do Earthships work in cold climates?
...in northern USA; first un-insulated, the second insulated to meet Building Code (R10) and the third insulated to R20, the minimum we would recommend in Canada or colder States for comfort and a good return on investment.
Modelled using a 4-inch concrete floor, you can see that in the first image on the left (un-insulat...
