The U.N. Food and Agriculture Organisation (FAO), which works to end malnutrition among more than two billion people worldwide, is expressing strong support for enriching the micronutrient content of plants.
In the 2011 action-thriller "Unknown", scientists are persecuted by the biotech industry because they plan the open release of a drought- and pest-resistant strain of maize that could help eradicate world hunger.
It has been many years since Mexico, the birthplace of maize, has been self-sufficient in this staple food that plays a central role in its cuisine and culture. But new studies indicate that it could produce enough maize to meet its needs within 10 to 15 years.
Gertrude Mkoloi earns a living harvesting maize on a small piece of land in rural Zimbabwe. Or at least she used to.