It may be possible to feed the growing population sustainably, according to a new study. The authors propose a set of measures to make this work.
The study, published in the journal Nature, describes what is needed to feed 10 billion people sustainably by 2050.
The study combined detailed environmental accounts with a model of the global food system that tracks the production and consumption of food across the world. With this model, the researchers analysed several options that could keep the food system within environmental limits. They found: