Ellen MacArthur talks to Wolfgang Blau about what growth looks like in a circular economycircular economyA systems solution framework that tackles global challenges like climate change, biodiversity loss, waste, and pollution. It is based on three principles, driven by design: eliminate waste and pollution, circulate products and materials (at their highest value), and regenerate nature.. The pair discuss what the risks and costs are for businesses transitioning to a circular economy, and whether the leaders of the transition are being supported enough. Plus, what impact has Covid-19 had on the circular economy, and how does shifting to a circular approach help to fix the climate and improve biodiversity.