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Jeremy Kohlitz, Kaiea Ribanataake Awira, Ngaouea Neemia

Can Kiritimati become a model circular economy society? Water and sanitation as potential entry points

  7. May 2024    4476

Kiritimati Island is a unique place. Situated within the Line Islands group of the Republic of Kiribati, an island country spanning almost 3.5 million km2 of ocean, it isn’t easy to find on a map. The closest international airport (other than its own) is in Honolulu – more than 2,000 km away. The capital of its own country is even farther away. Despite being  the largest coral atoll in the world, as of 2020 only 7,369 people live there.

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Teresa Häberlein

The Historical Water and Sewage System of Yazd: A Lesson in Sustainability and Ingenuity

  7. September 2023    796

Yazd, a city nestled in the heart of Iran's central desert, holds a unique historical treasure - its ingenious water and sewage system. Dating back centuries, this remarkable system not only provided clean water and efficient sewage management but also demonstrated the resourcefulness and forward-thinking of its inhabitants. In this blog post, we delve into the historical background of Yazd's water and sewage system, explore what makes it unique, and uncover the valuable lessons it offers us in today's world. 

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Karen Birdsall

“Uncomfortable truths: How Shit Flow Diagrams expose the gaps in urban sanitation systems – and help to close them” (Teaser)

  17. July 2023    217

“Looking back, one can almost pinpoint the moment when the urban sanitation orthodoxy in Lusaka, Zambia began to falter. It involved a diagram, compact enough to fit on a single sheet of paper, featuring roughly a dozen red and green lines of varying thickness which snaked their way across the page. 

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