Sudan army, rebel clash hits Darfur peace deal
Sudan's army says it attacked the only Darfur rebel group that signed a 2006 peace deal saying it planned to join forces with rebels still fighting the government
Thousands displaced by Sudanese army bombs - aid agency
The displaced, mostly women and children, are being provided with food, household supplies and medical care
Climate threats to agriculture risk becoming 'insurmountable' - experts
The problems are already evident in many countries, particularly in Africa