Dive into the anatomy of a sneaker to better understand your clothing’s carbon footprint, and how to be a more responsible consumer. -- Australians call them “runners." The British know them as “trainers.” Americans refer to them as “sneakers.” Whatever you call them, these casual shoes are worn by billions of people around the world. Today, roughly 23 billion shoes are produced each year. So, how can we balance our love of sneakers with the need for sustainability? Angel Chang explores how shoe manufacturing impacts our planet. Lesson by Angel Chang, directed and animated by Ella Dobson.