Haleuya Habagaro says she always knew her coffee was exquisite. "When I roast the coffee, people come to ask where that strong fruity smell is coming from." Gregory Warner/NPR hide caption

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Richard Crompton sets his novel in 2007 Nairobi, a time when a small elite held power over an impoverished, restless majority. Nigel Pavitt/JAI/Corbis hide caption

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The Mathare Valley, shown here in an aerial map, is one of the largest and oldest slums in Nairobi, Kenya. Residents are using hand-held GPS devices to map the area, which comprises 13 villages and is home to nearly 200,000 people. Courtesy of Muungano Support Trust and Jason Corburn, UC Berkeley hide caption

itoggle caption Courtesy of Muungano Support Trust and Jason Corburn, UC Berkeley

When Barack Obama was a U.S. senator in 2006, he visited Kenya, the homeland of his father. He's shown here planting a tree with Wangari Maathai, a Kenyan who won the Nobel Peace Prize. He is not stopping in Kenya on his current African tour, however, a decision that has upset many Kenyans. Simon Maina/AFP/Getty Images hide caption

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Mau Mau leader Gitu wa Kahengeri, right, poses with British High Commissioner to Kenya Christian Turner at the end of a news conference announcing the settlement last week. Ben Curtis/AP hide caption

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Reporter Donna Ali, 18, awaits her turn to go on air. Shabelle hires reporters as young as 15. Gregory Warner/NPR hide caption

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Kenyans watch a presentation at the "mobile apps garage showcase" this in Nairobi. Gregory Warner/NPR hide caption

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A black dehorned rhinoceros is followed by a calf at the Bona Bona Game Reserve in 2012. South Africa has seen a devastating increase in poaching in recent years as black-market demand for rhino horn has grown. Stephane de Sakutin/AFP/Getty Images hide caption

itoggle caption Stephane de Sakutin/AFP/Getty Images

Mike Watson (left), CEO of Kenya's Lewa Conservancy, and conservationist Ian Craig identify the carcass of a 4-year-old black rhino named Arthur, whom poachers had killed the night before. The well-armed, well-informed poachers very likely used night vision goggles and a silencer on an AK-47. Gregory Warner/NPR hide caption

itoggle caption Gregory Warner/NPR