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Food Programme - City Food Lecture

How to feed a world of nine billion people? Simon Parkes reports from the City Food Lecture where Sir David King spells out his vision for how we can meet that challenge.

It's predicted that the world population will reach nine billion in 2050. Simon Parkes reports from the City Food Lecture, where former Chief Scientist Sir David King spells out his vision for how we can meet that challenge.

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