Should we view the concept of food more in terms of its historical and geographical context versus its role as a commodity? Mario Giampietro of the UAB explains why the definition of 'food' is so important when analyzing agricultural systems.
Increasing energy efficiency helps to use resources more economically. But what if greater efficiency in a complex system actually uses up more energy resources overall? This video explains this paradox of energy efficiency, also known as Jevons Paradox.
Find out what narratives and indicators can be used to understand the Circular Economy in this video.