Despite years-old warnings against the increasing trend of land grabs by rich countries in poorer countries, the practice continues with little notice. Oxfam says that "in many cases, the land sold is actually being used by poor families: for homes, to grow food to eat, or to make money off in order to send their children to school."
More about land grabs and food security:
World Bank Warns of Risks, Then Endorses Land Grabs in Poor Countries
Indigenous Communities Fighting For Land Rights More Than Ever - Governments & Corporations Fighting Back
Oxfam America Launches a New Program to Address the Broken Food System
50 Million Acres in Africa Snapped Up in 'Massive Neocolonial Grab'