The BIG 5 - and their story behind The circular economy offers new answers to the question of how 9 billion people can survive on this planet, accepting that there are planetary boundaries and climate change is ongoing. The aim of this study was to identify drivers of the big five globally largest material flows by mass from a circular economic perspective and to understand their story behind. Many scientific papers about circular economy focus on scoring countries according to their waste infrastructure, which exactly explains lacks in fulfilling the...