In February, the United Nations named 2013 the Year of Quinoa and made the president of Bolivia and the first lady of Peru special ambassadors to the UN’s Food and Agriculture Organization (FAO).…

Jose Daniel Reyes, Julia Oliver |

In Africa, where two-thirds of farmers are women, the potential of biofuels as a low or lower-carbon alternative fuel, with applications at the household energy, community and village level, to a…

Daniel Kammen |