Rubble Trench/Earthbag Foundation

The Fleming College Sustainable Building Design & Construction Progam project in 2008 was the Madoc Performing Arts Centre. Students of this annual summer program constructed a sustainable performing arts center in Madoc, Ontario, Canada. Since 2005, students of this program have been building sustainable public buildings for host communities. The buildings mix low impact, low … Read more

Radio Interview with Kelly Hart

In May of 2009, Kelly Hart was interviewed for nearly an hour by Veronica Entwistle for her “Paradigm Shifters” Radio Program, at www.bbsradio.com. Veronica and the station have been kind enough to allow you the opportunity of listening to some or all of this interview directly. Either the entire program, or specific aspects of sustainable … Read more

Earthbag Greenhouses

Earthbags are ideal for building greenhouses due to their resistance to moisture damage. Most anyone can build with earthbags, which can cut construction costs. When filled with insulation such as perlite or scoria, earthbag walls and foundations enable you to grow plants year-round. Excess heat from a greenhouse attached to your home, like the one … Read more

Earthbag Walls in One Day?

How would you build earthbag walls up to 12 feet above ground on pier footings? A reader asked me this recently. Hmm. Moving tons of earth up that high would be difficult, and that got me thinking of alternatives. One solution I came up with uses an insulation blowing machine and hand-held bag sewing machine … Read more

Earthbags for Yurt and Tent Insulation

One possible use of earthbags I haven’t seen so far is using bags of vermiculite, perlite, scoria or pumice for insulating yurts, tents and other dwellings.  Kelly Hart used scoria-filled bags on his domes, and we’ve discussed ceiling insulation previously, but I’m talking about stacking (free standing) bags inside of a structure for wall insulation. … Read more