This document discusses alternatives to traditional load-bearing and non-load bearing walls for construction. It describes load-bearing walls that carry weight from the roof to the foundation and non-load bearing walls that only support their own weight. Alternative wall types presented include compressed agricultural fiber walls made from straw, insulated concrete walls using expanded polystyrene forms filled with concrete, and rammed earth walls made by compacting local soil and cement into forms. The document encourages exploring eco-friendly construction methods to sustainably house an increasing population with limited resources.