chathamhouse – Recent events highlight concerns about the risks to global food security posed by changing patterns of extreme weather affecting the world’s ‘breadbasket’ regions such as the American midwest, South America’s southern cone, the Black Sea and the Yangtze River valley. In 2012, the worst drought to hit the US midwest in half a century sent international maize and soybean prices to record levels. In 2011, wheat prices nearly doubled after an unprecedented heat wave devastated the Russian harvest. The global food price crisis of 2007-08 had its roots in a run of poor harvests in previous years.

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