A return to natural building: why we will all build with straw clay (again)

Until relatively recently we all built our homes from local, unprocessed materials stone, wood, straw, earth). Not only do modern buildings impose a burden on the environment clearcutting, mining, manufacturing runoff into the air and water, etc but many of the manufactured materials are making us sick. Even the mainstream press carries frequent stories of cancers and respiratory problems linked to formaldehydebased glues, plastics, paints, asbestos, and fiberglass, to name a few favorite culprits