Thousands of Sudanese are being forced to leave their homes and walk for days into an area already severely affected by food shortages.

Two major aid agencies have launched $10m (£6.7m) appeals for drought-stricken Niger in West Africa.

Niger is threatened with total crop failure in some areas and the situation is worse than the 2005 crisis, the UN humanitarian chief has told the BBC.

Voters in Sudan have cast their ballots on the opening day of its first multi-party elections in 24 years.

A shipment of genetically modified (GM) maize has been blocked at the Kenyan port of Mombasa after protests by environmentalists.

An American medical charity has warned that thousands of Burmese refugees in Bangladesh are facing starvation.

Concepcion, Chile (CNN) -- A tale of two Chiles began to emerge late Monday, with life starting to return to normal in Santiago and northern parts of the country, while other areas struggled with lack of food and water and looters roaming the streets.

Both Haiti and hunger - in particular, assuring food security - have figured prominently in the United States foreign policy.

Port-au-Prince, Haiti (CNN) -- A massive food distribution coordinated by the World Food Programme, international aid agencies and the Haitian government was under way Sunday in the quake-ravaged capital.

The UN has begun a large-scale aid distribution in Haiti's capital, aiming to feed two million people nearly three weeks after the deadly earthquake.

The delivery of aid to victims of Haiti's earthquake is still being slowed by bottlenecks, aid workers say.

SUPPLIES of food and water on the quake-stricken island nation of Haiti could run out within the next two or three days, a charity has warned.

PORT-AU-PRINCE -- The body lies on the side of the road that leads to and from Haiti's capital city.

Former President Bill Clinton told All Things Considered host Melissa Block Wednesday that what was needed most urgently was cash to buy the medical supplies, water and other essentials needed to sustain the Haitian people during this early phase of the recovery.

Ten international aid groups say a 2005 peace deal in Sudan is on the verge of collapse and that the world must act now to prevent renewed conflict.

Aid agency Oxfam warns that a failure of rains across swathes of East Africa is putting millions of lives at risk.

Rome - Climate change is projected to impact heavily on agriculture, forestry and fisheries in the Pacific islands, leading to increased food insecurity and malnutrition, FAO warned today

Rome, Italy (CNN) -- Somewhere in the world, a child dies of hunger every five seconds -- even though the planet has more than enough food for all.

Poor child nutrition still causes major problems in the developing world - despite some progress, experts say.