Waist deep in sparkling blue water off the white beaches of the Indian Ocean spice island of Zanzibar, seaweed farmer Mtumwa Vuai Ameir gently ties seedlings to wood poles.
While oil states reel from plunging oil prices and gas producers brace for American exports to hit the market, two west African nations are forging ahead with potentially massive extraction projects others might fear to touch.
Landlocked Uganda on Saturday announced plans to export its future crude oil production via a new pipeline to be built to a Tanzanian port rather than via Kenya.
Outside a small store on a dirt track in the remote Ethiopian town of Doni, long lines wait for government cash handouts by the most modern of methods: mobile phone.
Burkina Faso, Africa's top cotton producer and the sole West African nation to venture into biotech farming, is dropping genetically-modified (GM) cotton on quality grounds.
Egyptian President Abdel Fattah al-Sisi and Saudi King Salman agreed to set up a US$16 billion investment fund Saturday and settled a long-standing maritime dispute as the monarch continued his rare visit to the country.
Nigeria's financial capital Lagos is running on fumes again.
Nigerian Thelma West is a rare gem in the diamond world as a woman in a male-dominated sector with few Africans, despite the continent being the main source of the precious rocks.
Zimbabwean President Robert Mugabe has announced that the government will take over all the country's diamond mines to stop foreign firms from siphoning off gems without declaring them.
Nigeria is to break up its state-run oil and gas firm into 30 separate companies, the country's junior oil minister announced, as part of wider plans to overhaul the corruption-ridden operation.