Wooden shakes are a sustainable roofing material because they can be made by hand using a froe and locally available wood. You can make shakes from many kinds of wood, but the best shakes come from old trees with tight growth rings. Install shakes over roofing felt, and fasten with galvanized roofing nails. Steep roofs … Read more
Jorge Dominguez has been building earthbag houses in Hawaii for some time, and he recently emailed me some of his thoughts about this way of building as it relates to durability, financing, and insurance. I think that he has touched on some very important issues that I would like to share with you. “I was … Read more
I recently wrote an article about living walls for GreenHomeBuilding.com, and in doing the research for this I came upon an interesting approach to creating a kind of living wall or retaining wall using geotextile materials. Basically, loosely woven bags filled with a growing medium can be stacked to form walls that then support plant … Read more
Kikuma Watanabe is an associate professor of architecture at Kochi University of Technology in Japan and is responsible for the design of several wonderful earthbag projects around the world. He collaborated with Akio Inoue (a Japanese professor of philosophy) on designing an eco-village near Lake Victoria in Uganda, and they have helped the Africans build … Read more
Road base is a mixture of clay and gravel used in road building throughout the world. As an engineered material designed to withstand extreme loads (trucks and cars), you are assured of good working properties for earthbag building. While site based soils are less expensive and require less transport, the working properties are unknown and … Read more
I found another great way to build gable and vaulted roofs — with pallets: Pallet Pavilions The site referenced above shows how pallets can be used for walls and roofs. This is exciting because free pallets are usually quite easy to get in most countries and they’re very strong. Many are made of hardwood such … Read more