Submission + - The Cause Of Riots And The Price of Food (technologyreview.com)
taucross writes: What causes riots? That's not a question you would expect to have a simple answer. But today, Marco Lagi and buddies at the New England Complex Systems Institute in Cambridge, say they've found a single factor that seems to trigger riots around the world. This single factor is the price of food. Lagi and co say that when it rises above a certain threshold, social unrest sweeps the planet.