Venezuela faces power cuts again because of poor supervision and changing conditions at power-producing dams. Reports say hospitals in Maracaibo were told to operate their own plants because local officials could not guarantee power.
Years of conflict have left many unexploded landmines around South Sudan. Now groups are working to clear the mines as people who fled the fighting are returning home.
Zambia's Kafue National Park is seeing a comeback of lion and leopard populations due to improved protection measures. They include a vulture early-warning system that informs a team of big cat protectors of poisoned dead animals left for the cats to eat.