The original version of this article, by Lakis Polycarpou, appeared on State of the Planet.Over the past decade, average global food prices have more than doubled, with 2008 and 2010 seeing excruciating price spikes that each had far-reaching economic, geopolitical, and social consequences.What explains this long-term trend – and why did prices spike so much … Continue reading Finding the Link Between Water Stress and Food Prices