Active transformative pathways for local agri-food systems : drawing and applying an integrated framework to assess agri-food systems vulnerability under the political paradigm of food sovereignty in Ecuadorian Andes 

Vallejo-Rojas, Virginia (Date of defense: 2016-09-15)

Taking into account the limitations of official approaches for addressing agri-food research, as well as their associated policies to tackle the problems of hunger and vulnerability of agri-food systems to global change, ...