Global hunger and insufficient nutrient intake are worldwide debated issues. The present paper aims to identify the main problems in the agri-food sector and to find solutions for achieving sustainable food systems. Organic farming is proposed as a promising approach. A better understanding of...

This Special Issue contains articles include, but not limited to, empirical, analytical, or design-oriented approaches to the following topics: Monitoring of carrying capacity and mechanisms for managing tourist flows in rural areas; Systems and tools to measure the social, economic, and...