Averting a world food shortage: -- King and Elliott 313 (7063): 995 -- BMJ

Averting a world food shortage: tighten your belts for CAIRO II -- King and Elliott 313 (7063): 995 -- BMJ: "It will also need to remind us that, if not physically tightening out belts, we need to eat a more photon (grain) efficient diet with fewer animal products, thereby easing both the upward trend in price of grain and our personal demands on the ecosystem. "