As world leaders discuss poverty and climate change from the comfort of their conference halls in Japan, the real effects of those issues are being harshly felt.
In Chad, rising temperatures have brought drought, which is reducing crop yields and causing widespread malnutrition.
Yvonne Ndege travelled to Mambou and filed this report.
News24 : "Rustenburg - The unemployed man who built a helicopter from recycled material outside his shack in the Siza informal settlement near Rustenburg is beaming with excitement after News24 users offered to change his life."