Circular retail is not just about what we buy, but how and where we buy it, says fashion sustainability lecturer Mary-Ann Ball. NOTTINGHAM: As a fashion sustainability researcher, finding the ReTuna shopping mall in Eskilstuna was a delightful surprise. Stepping into this Swedish shopping centre felt refreshingly different – it is the first in the world to sell only secondhand and repurposed items. During numerous visits to the shopping mall over the last 18 months, I have spoken to customers,