With Climate Volatility/Tornados- We Should Begin Building Underground Houses. It Saves Energy

[Warpy]

3. Pioneers often did that

digging a pit and putting the roof over it with just a short wall above ground. I imagine they found it damp and buggy but it saved on lumber costs to build and heating costs in winter.

I would love to have a home dug into a hillside, large windows facing south, roll down metal shutters offering protection from heavy weather and wildfire. Spray on concrete would seal it and make it considerably less damp and buggy than what the pioneers and homesteaders had to cope with.