by Chris Holtslag and Jason Selvarajan, Helsinki, Finland The Open Source Circular Economy Days 2016 in Helsinki, Finland was held on June 11th. An estimated 100 visitors and participants came to the old railyard (Veturitallit in Pasila) to enjoy a day of discovering, making and learning. The venue was an old train turntable (kaantopoyta ) which has been converted into an urban experimental urban greenhouse. […]