The Sudanese Government is restricting humanitarian flights into some rebel-held areas and aid agencies warn that this year could see a repeat of the 1998 famine in which an estimated 100, 000 people are thought to have died.

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Aid agencies warn that next year could see a repetition of the 1998, famine, in which one estimate put the numbers of deaths at 100, 000 people.

BBC: Starvation warning as Sudan bans flights

Last year's famine in Ethiopia set a precedent, with 100, 000 tonnes of food aid coming through Berbera, which had previously been written off as too small and too decrepit.

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Flight bans over the state of Bahr al-Ghazal last year led to a rapid deterioration in conditions and an eventual famine.

BBC: Starvation warning as Sudan bans flights