Global meat consumption is on an unhealthy trajectory. Short of cutting meat out of our diet entirely, from mega-farms to self-sufficiency, chicken sheds to free-range and organic, we discuss the options available and their pros and cons. And then of course there are the edible insects…The BBC Food Programme presenter Dan Saladino talks with Louise Gray, author of The Ethical Carnivore, Joanna Blythman from the Sustainable Food Trust and author of Swallow This and farmer Peter Greig, former Food Producer of the Year in Radio 4's Food and Farming Awards.