Adopting a systems approach in order to achieve its 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., climate, and regenerative ambitions has presented Walmart with both opportunities and challenges. Karrie Denniston, Senior Director for Sustainability at Walmart.org, dropped into our Circular Economy Cafe at COP26 to discuss the crucial role of market-led solutions to drive change.