Vuna News

An opportunity to learn more about the latest developments in resource-oriented sanitation systems. In the course on January 20, 2026, we will present new technologies, methods, and guidelines together with Eawag and VaLoo.

Now the Winteregghütte of the SAC section Biel is also up to date in terms of toilets & wastewater.

The analysis shows where and how water can be saved and recycled.

Just as winter began, we were able to install the SANISPHERE toilets at the Hochlandhütte of the German Alpine Club.

We are pleased to be able to contribute the chapter "Water & Wastewater in Mountain Huts" to the book project with the publisher Hochparterre.

Documentary film “Holy Shit” by Rubén Abruña on November 6th at the Rex cinema in Pfäffikon ZH.

The team from ETH Zurich, Eawag and Vuna has collected an initial series of wastewater samples and moved all sampling equipment to the next location.

The Chamanna Cluozza, one of our heart projects, has been nominated for the Prix Montagne by the Swiss Mountain Aid and the Swiss Working Group for Mountain Regions.

A detailed report by Bulgarian television about water and sanitation solutions for mountain huts in Bulgaria and Switzerland

When visiting the facility in Emmental, you will be enchanted by the panorama, the busy worm population on the worm filter, the lush plant growth on our plant filter and the crystal-clear effluent sample.

Listen to the entire podcast with Olivier Chaloche, Fabien Esculier and Florent Brun on France Culture.

We congratulate Helena Horber on completing her BSc at the ZHAW Institute of Environment and Natural Resources IUNR.

Seminar "Closing water cycles - approaches for building practice". Finissage "Flushlight" & film screening "Holy Shit" at the Stadtgärtnerei Zurich.

First delivery from one of our redevelopment gardens ‘Phytotiny’ with the rack railway.