One thing is clear–we’ve only got this one planet. So we’ve gotta take care of her. And while we figure it out, we’ve all gotta eat. But what’s the best diet, the most sustainable, the food for the future?

We speak with UCLA professor, Jenny Jay, who argues for increased veganism -and Joe Morris, of Morris Grassfed, who is pushing for sustainable ranching as the best model for the future of food.