The aim of this publication is to provide elements in order not to lose sight of the multidimensional nature inherent in the materialization of public policies, in addition to sharing several agreements and recommendations deriving from the linkage between it and the socio-environmental performance of cities in the short, mid and long-term. The most obvious relationship between cities and sustainability lies in the fact that, at present, over half of the population lives in urban settlements that are the place of production and consumption of an endless supply of goods and services, as well as the source of huge amounts of waste that, to a larger or lesser extent, transform, and have a negative impact on, the ecosystem..