The fast-growing economies of China and India are driving a global increase in meat consumption, cancelling out decreases elsewhere, according to a comprehensive study of global food consumption.
Google supercomputers tackle giant drug-interaction data crunch Twenty tips to help you interpret scientific claims How oral sex can cause throat cancer by transmitting HPV The work, published today in Proceedings of the National Academy of Sciences1, takes a detailed look at what people eat, as well as trends from one country to the next. It is also the first time that researchers have calculated humanity's trophic level, a metric used in ecology to position species in the food chain.
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