How can your diet make a difference?
Chef and broadcaster Hugh Fearnley-Whittingstall hosts a discussion to get to the bottom of your questions about the relationship between our food and our planet.
World food production grew from 1.84 billion tonnes in 1961 to 4.38 billion tonnes in 2007, yet people still go hungry.
How can we feed the world sustainably and equitably while protecting nature? Would eating less red meat make a real difference? What is the future of farming?