ISSUE No. 72

In our current issue issue you will: build a cob community, eat wild blackberries, get bit by the straw bale bug, rekindle a movement, and much more. Print is sold out but digital downloads last forever.

An Oral History of Better Building Codes with Martin Hammer

Back in November, we sat down with Martin Hammer to…
Back in November we sat down with Martin Hammer to discuss his invaluable contributions to the natural building codes is the U.S. This article is part interview, part narrative of some of Martin’s journey with building codes thus far.

Plasters and Strawbale

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Most people choose straw bale for environmental considerations, wanting to…

Moisture and Straw-Bale Walls

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Moisture is every bit the very real concern in straw-bale…

For the Love of Mud

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Mud is magic. Mud is fun. Mud can also be…

Straw-bale Codes, Testing, Research

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compiled by Joyce Coppinger, Andre de Bouter, Lars Keller, Chris…


The Last Straw is a platform to share and explore ideas of a better world through the lens of building methods and materials. In the face of climate crisis and increasing alienation from each other and the Earth, we believe another world is possible.
Our goals are to bring a critical perspective to conventional practice, imagine alternatives, and connect designers, builders, and dreamers. We offer both an uncomplicated introduction to alternative building, and a rigorous review of the latest developments. We learn from the past and present to help each other build a more autonomous future.