The serious problems of agrarian unsustainability cannot be solvedthrough technological changes that lessen environmental impacts.Although technological change is important, it is also necessaryto change the agri-food system as a whole. Participatory actionresearch (PAR) is a methodological approach to collaborate withlocal communities. It enables us to advance in the restructuringof physical flows, economies, and information that support localfarming, as a means to achieve greater autonomy and self-man-agement. This article presents several case studies in Spain in whichPAR has been applied to build local organic food networks. Theseare characterized by a more sustainable use of local resources andthe development of short food supply chains
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Guzmán et al. (2012) studied this question.
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