The world currently stands witness to increasing energy demand mainly because of population growth and improvements in the standard of living. This causes highly negative environmental constraints since energy production, especially from conventional energy sources, is a very intense polluter....

Purpose: Despite the concept of energy hub becoming widely signed and used in recent literature for addressing energy geopolitics, policies and relationships, it is still being confused interchangeably with other concepts. Hence, the present paper aims to shed light on the concepts of an energy...