One answer to the robust question is to build an eco house, perhaps partly underground. You want sustainability? Aim for more than structural integrity, but how

One answer to the robust question is to build an eco house, perhaps partly underground. You want sustainability? Aim for more than structural integrity, but how it related to its environment and social structure. Here's a clickbaity-but-useful-article showing some different designs, and the Welsh Preseli community is particularly interesting for there sharing of designs. A quick google will find you lots of resources for all budgets. https://www.homedit.com/10-spectacular-underground-homes-around-the-world/ https://www.homedit.com/10-spectacular-underground-homes-aro...