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Composting Toilets in Arizona

On December 10, the Arizona Sonora News reported: A group of composting toilet enthusiasts, local non-profits and University of Arizona researchers are collaborating to find a less wasteful way of dealing with our waste. Watershed Management Group is working with the Arizona Department of Environmental Quality to approve two home-built composting toilet designs for use in Arizona. If the designs are approved, Tucsonans will have a simple and cheap option to conserve water and energy, and enrich local soils. The...
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The Long Drop

UK architecture outfit Invisible Studio, who “cannot take on projects that are small in scale, unless there is an experimental or research aspect,” have nevertheless designed a composting toilet: Dubbed The Long Drop, this beautiful and eerie structure was apparently experimental enough for Invisible Studio to take on. Kudos! (Although I wouldn’t want to come across this toilet in the dark and wild woodland…)

Letter to the Editor

The Waterloo Region Record, a newspaper from the Kitchener-Waterloo area in Ontario, Canada, recently ran a story about the efforts of a local non-profit, The Working Centre, to repurpose used shipping containers as emergency shelters for the homeless. The Working Centre deals with issues of unemployment and homelessness, and one of their ideas was to install composting toilets in these converted shelters. They hit a snag: A plan to equip the bunkies with composting toilets also hit a roadblock. The...
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Composting Toilet Availability Worldwide

I’ve recently been thinking a lot about the worldwide availability of composting toilets. Composting toilets are a thing in the U.S., Canada, Australia, New Zealand and Sweden, as far as I’m aware. Indeed, Sweden seems to be quite a homeland for the idea. But what about the rest of the world? I don’t know if I can even say that composting toilets are popular or accessible in Scandinavia, let alone northern Europe. Online browsing shows composting toilet projects in places like...
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Tumbleweed’s Top 3 Composting Toilets

The folks at Tumbleweed Tiny House Company have posted an article by Jenna Spesard, who with her partner, Guillaume, is finishing up a Tumbleweed Tiny Home (they also have their own site, Tiny House Giant Journey) and has documented their bathroom choices with a list of their top three composting toilet picks for tiny homes. (What is a tiny home?) Jenna’s first pick is the same as ours: the Nature’s Head Composting Toilet. Her third pick is Sun-Mar’s Excel NE—the...
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