In this report several definitions of circular economy reported in the literature are introduced and discussed. From the first definitions where Planet Earth is described as a closed system with limited assimilative capacity, to the evolution of the concept focused on raw materials, resource...

Resource and environmental management are shaping our society and economy. Virgin mining is rapidly becoming unsustainable as primary resources are in increasingly short supply and energy consumption continues to increase. Urban mining through a circular economy has emerged as a promising option...