To encourage residents to live circularly, we made a reward system with a virtual currency: the circule (CIR) with a value of 0.001 euros. The inhabitants could earn circuits by scoring well on the individual and collective challenges. For this we used Ethereum, a software platform built on blockchain technology and smart contracts.
Self-scoring tool for fashion sustainability

The fashion industry is one of the most polluting and inhumane in the world. COSH! makes sustainable shopping easy with a self-score tool for sustainability in fashion.