Mahamat Idriss Deby says he will serve all Chadians after winning this week's presidential election, but top rival Succès Masra is contesting the result and says he's the winner.

"Violent criminals who attack democrats must feel the full force of the law with quick and meaningful punishments," Faeser had said ahead of the conference, calling for greater protection for election helpers and quicker and tougher sentencing.

The World Bank Group has released a new report outlining how global agriculture and food production can be overhauled in order to cut carbon emissions and limit global warning to 1.5°C above pre-industrial levels. In this edition, we speak to Julian Lampietti, Global Agriculture Practice Manager at the World Bank, about the steps that need to be taken and whether they go far enough.

Rio Grande do Sul is at a geographical meeting point between tropical and polar atmospheres, which has created a weather pattern with periods of intense rains and others of drought.

Fuel queues are gradually easing off in major cities like Lagos. However, Major marketers are demanding increased supply from the Nigerian National Petroleum Company as depots stock drops. Temitope Kolade, Senior Manager, Oil, Gas and Power Unit at Andersen Nigeria joins CNBC Africa for more.

Northern Nigerian communities who have lost faith in the struggling security forces' ability to protect them are increasingly setting up vigilante groups to battle insurgents themselves. Also, rap is gaining ground in Egypt and although the scene is still overwhelmingly dominated by men, women are increasingly picking up the mic. And Kenya's birds of prey are falling prey to encroaching human activity. Some conservationists fear it may be too late to roll back the damage