More than 100,000 people have fled Sudan since heavy fighting broke out between rival forces on 15 April.
The United Nations
Officials warned of a “full-blown catastrophe” if fighting does not end.
A further 334,000 people have been displaced within Sudan.
Fighting is continuing in the capital, Khartoum, between the army and the paramilitary Rapid Support Forces (RSF), despite a ceasefire due to being in force.
Diplomatic efforts are being stepped up to try and get the warring parties to the negotiating table.
On Tuesday, South Sudan’s foreign ministry said the army and RSF had agreed “in principle” to a new seven-day truce from 4 May and had promised to send representatives to talks.
Its statement came a day after the UN special envoy to Sudan, Volker Perthes, told reporters that the two sides had agreed to negotiate a “stable and reliable” ceasefire.
He said Saudi Arabia was a potential venue for the talks.
If talks take place, it would be the first meeting between the two sides since the conflict started
