Physical Properties of Polypropylene Bags

The following text and list of properties has been gathered from various poly bag supplier websites to give you a snapshot view of poly earthbags. The information is presented here in a condensed format for brevity. It’s fun doing these blog posts because I always learn something. For instance, did you know polypropylene is 100% … Read more

Sustainable Earthbag Design Features

Earthbag structures are sustainable because they are safe (fire and mold resistant, structurally sound, nontoxic), durable, code approved, easy to maintain by homeowners, low cost ($10/sq.ft. is possible with small, simple designs), site specific, maximize solar gain, resistant to natural disasters such as floods, low embodied energy materials, use locally available resources, reduce energy consumption … Read more

Roundhouse Cluster

Readers have shown a strong interest in my domes and roundhouses, so I decided to cluster them to create a new unique design for larger families. This version has three two-story roundhouses. There are a lot of things to like about this design: possible third bedroom, game room or home office in the main roundhouse … Read more

More Earthbag Projects Planned for Patagonia, Vietnam and Japan

[The following excerpt is from Paul Coleman’s Environmental Booty blog] The design is of four domes and a courtyard and when people see it I am sure they will be reminded of a fairytale world. It will fit in with the view and will disappear among the surrounds. Most of the materials will have to … Read more

Earthen Hand Dome in Mali

Scott Howard organized a workshop in Dogon Country, Mali, last winter. He built this unique dome with the help of workshop participants and some of the villagers there. The majority of the structure was completed during the two week-long workshop. It is a catenary arc about 16.5 feet tall with a loft. Serving as a … Read more