“…On the one hand, local factors such as natural resources, geographical location, local policies, household income or education level play an important role in individual energy accessibility and affordability [1,2]. On the other hand, global factors such as macroeconomic, geopolitical and climatic factors also influence the level of energy poverty [3][4][5][6]. The fight against energy poverty is of increasing relevance as the population on our planet is projected to increase by slightly more than one billion people over the next 13 years, reaching 8.6 billion in 2030 and to increase further to 9.8 billion in 2050 and 11.2 billion by 2100 [7].…”