On the outskirts of Kunming, the capital of Yunnan province in southwestern China, 6 November 2006. Photo by stringer/Reuters The golden fuel Asia’s rise to economic power and food security has been powered not by rice but by American maize, the ultimate flex-crop Peter A Coclainis Aeon, 10 January 2023 Peter A Coclanis is the Albert R Newsome Distinguished Professor of History and director of t..