Crops grown in a greenhouse
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Urgent action needed to avert global hunger, says report

There has been a stark warning from one of the government's most senior advisors that urgent action must be taken to protect the next generation from a global food crisis.

The most comprehensive ever report into food security says that international leaders must start working together to find ways to boost production.

The BBC's science correspondent, Pallab Ghosh reports.

  • 24 Jan 2011