Vegan leather: Green dream or plastic problem? (Rebroadcast)

Synthetic leather. Faux leather. Vegan leather. Call it what you want - it’s everywhere, especially in the shoes on our feet. For some shoppers, it’s about saving money. For others, it’s about protecting animals or reducing their environmental footprint. But what's the real story behind this fast-growing alternative? And is vegan leather actually better for the planet?