The valorization of endogenous energy resources, with particular emphasis on Europe and North America, especially those of a renewable nature, is one of the main objectives of Portuguese energy policy with the aim of minimizing energy dependence and reducing the emission of pollutants. In Portugal, a significant amount of forest biomass is already used for energy purposes, mainly in the pulp, panel and agglomerate industries and in the production of densified biomass for energy purposes (briquettes and pellets). The problem proposed in this research is to define these supply chains,...