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During the past two decades, population growth, improvement in incomes and diversification of diets have steadily increased the demand for food. Prior to 2000, food prices were in decline, largely through record harvests. At the same time, however, public and private investment in agriculture, especially in the production of staple food, decreased, which led to stagnant or declining crop yields in most developing countries.
Courtesy of United Nations / UN Chronical
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