They flee their homes not solely because of climatic changes that make it difficult to earn a living but also because of violence sparked by the competition for dwindling resources.
In Chad, one of the continent's poorest countries, rising food and fuel prices — and drought — have left many hungry and unable to afford the limited food that is for sale.
The death of Déby, who came to power in 1990, was announced a day after his reelection to a sixth term was certified. The army said that his son, a four-star general, will become interim president.
Whither the long-running, primetime scripted show — in an upended television landscape that's changed not only the way we watch TV, but the way stories are told and shows are sold.
Americans overseas trying to complete international adoptions have urged the government to expedite their children's visas so they can return as a family.
The World Health Organization had hoped to eradicate the painful parasite by 2020. That deadline just got moved a decade into the future. And dogs are part of the problem.
Forces from 27 countries took part last month in U.S.-led counterterrorism exercises to fight extremist violence by Boko Haram, the flow of foreign fighters and trafficking in the Lake Chad region.
Health officials thought they were close to wiping out the parasite. It's been President Carter's dream for decades. But the dogs of Chad have turned out to be a major problem.