Some 32 social scientists and researchers from around the world, including a Senior Sustainability Scholar at Arizona State University, have concluded that fundamental reforms of global environmental governance are needed to avoid dangerous changes in the Earth system. The scientists argued in the March 16 edition of the journal Science that the time is now for a "constitutional moment" in world politics.

In 2008 and in 2011, the world was rocked by riots and by revolutions coinciding with spikes in food prices. Now researchers are projecting that by 2013, food prices will soar to unparalleled heights, causing widespread hunger in the most vulnerable populations and social unrest, with an enormous potential for loss of human life.