Sonja Gehrig uses vivid examples to explain the great importance of our consumer habits and the design of the products when it comes to closing the product cycle for a circular economy. Sonja Gehrig coordinates the development and implementation of the city's circular economy strategy "Circular Zürich". Sonja Gehrig advises purchasing managers of the City of Zurich on environmental and social criteria for submissions and develops sustainability standards with them for specific product groups. She has been working at Environmental and Health Protection Services Zurich for 11 years. This talk was given at a TEDx event using the TED conference format but independently organized by a local community. Learn more at https://www.ted.com/tedx