

Worldwide, as much as 115 million acres of farmland are leased to foreign investors – the bulk of it in Africa. China's CITIC Construction company developed a farm in Luanda, Angola. Pedro Canga, Angolan minister of agriculture, rural development, and fishing (third from l.) checks out a corn field there. Wang Bingfei/Newscom
Zimbabwean Tamary Togarepi’s family only had a bag of corn, two pumpkins, some watermelons, and some nuts after the harvest of their crops last April. When done well, foreign investment in farm land can bring training, technology, and better markets for local farmers. Alexander Joe/AFP/Getty Images/File
Ethiopian farmer Eshete Eneyew threshes maize in Abay, north of Addis Ababa in 2009 Barry Malone/Reuters/File
Razack Munboadan (l.), a senior manager with Karuturi, an Indian firm that runs four farms in Ethiopia, talks with farmworkers in Bako, Ethiopia. Barry Malone/Reuters/File
Subsistence farmers in Kenya work their family plot. Melanie Stetson Freeman/Staff/File
"There is a risk in any investment...But it is a question of confidence and conscience," Madagascan President Andy Rajoelina said in an interview with ‘This is Africa,’
Rice harvest on a farm at Ambohimanambolak, outside the Madagascar capital of Antananarivo. A land deal that would have given as much as half the island nation's arable land to a South Korean conglomerate to farm was partly responsible for the overthrow of the Madagascan president in 2009. Siphiwe Sibeko/ReutersFile
A vendor sells mangoes to motorists along a main road in Maputo, Mozambique. Melanie Stetson Freeman/Staff/File
A girl holds a fat ear of corn. Her father was able to raise crops since starting to use a treadle pump to irrigate during the dry season in Malawi. The irrigation project was a program initiated by the Irish NGO Concern Worldwide. The crop sustained a family of eight in an area where people were suffering food shortages. Andy Nelson/The Christian Science Monitor/File
Nasitima Kalenga holds her baby Chiwemwe while watering corn fields near Lilongwe, Malawi. Andy Nelson/The Christian Science Monitor/File