While Africans starve, it is not only Saudi Arabia that is grabbing their land for food production. See also this:
Ethiopia is one of the hungriest countries in the world with more than 13-million people needing food aid, but paradoxically the government is offering at least three million hectares of its most fertile land to rich countries and some of the world's most wealthy individuals to export food for their own populations.And this:
"The foreign companies are arriving in large numbers, depriving people of land they have used for centuries. There is no consultation with the indigenous population. The deals are done secretly. The only thing the local people see is people coming with lots of tractors to invade their lands.
"All the land round my family village of Illia has been taken over and is being cleared. People now have to work for an Indian company. Their land has been compulsorily taken and they have been given no compensation. People cannot believe what is happening. Thousands of people will be affected and people will go hungry."