Halfway To The Moon

It's the only question that *always* starts an argument at a party: how can we eat ethically? Vegan vs meat? Low emission vs high animal welfare? And how much slavery is in our prawn cocktails? This week we talk ethical eating in all its controversial glory, and try to find our way through the swirling mass of contradictory and confusing information to pull together a simple rubric that helps us select our food.