When we hear about the wildlife trade, we tend to think about the illegal trade of wild products like pangolins or rhino horns. But legally traded wildlife products are part of a $220bn global industry vital to sectors from food to pharmaceuticals. In this episode, Chronos’ Nature and Biodiversity Manager Dr Rebecca Drury chats to Gemma James about the sustainability challenges in a market that has grown around 2,000% since the 1980s.