Cnn Talk With Max Foster

It's surely the most popular and most controversial diet on the planet at the moment: veganism. The plant-based food trend is having a moment in early 2019, with big brands and celebrities backing vegan food. But it's also a lifestyle choice that seems to attract more criticism than almost any other. Why is that? And is veganism a real solution to the planet's environmental challenges, or just a savvy marketing tactic? Max Foster anchors a conversation with Afua Hirsch, Kate Andrews and Iain Martin. via Knit