1 – Sines, Portugal (hard coal), 2 – Varna, Bulgaria (bituminous coal and natural gas), 3 – Esjberg, Denmark (hard coal, oil), 4 – Hanasaari, Finland (hard coil, oil), 5 – Rotterdam/Maasvlakte, the Netherlands (hard coal, natural gas, biomass), 6 – Le Havre, France (hard coal, heavy fuel oil).