It’s irrational of us to eat the type of diet we’re eating. It’s making us ill and it’s putting enormous pressure on the environment.

Professor Charles Godfray, Director of the Programme on the Future of Food at University of Oxford, argues that changing the way people eat is a crucial part of improving food security and taking care of the environment.

Watch the World Economic Forum’s video series and read our blogs on food security.

Image: REUTERS/Jason Reed