By the year 2050, the world’s population is predicted to have risen from 6.8 billion to 9 billion. Feeding them all, without damaging the environment or contributing to climate change, is acknowledged to be one of the major challenges facing world governments.

Last month, the problem of ‘Feeding the Nine Billion’ was explored at a session at the British Science Festival in Aberdeen. A panel of experts explored the issues surrounding global food demand from four different perspectives – nutrition, livestock, resource management, and economics.