blackened

"Without the insects and with burnt, blackened bare ground, they will not have the homes that they've flown here for," he said.

Al-Sanobar, a well-appointed village named after its plentiful pine trees, is a ghost town, with many house fronts blackened with scorch marks.

The exhibition includes a blackened, withered lemon, 110 years old, which formed part of the evidence against Kurt Muller, caught spying for Germany in 1915.

The level of destruction in central Khartoum is stunning: government ministries, banks and towering office blocks stand blackened and burned.

Some visitors to the beach are aware that the blackened material is believed to be from the cargo ship Solong, which crashed into the tanker Stena Immaculate on 10 March.