“…This novel approach in the research community applies LLs to port sustainability transition. To date, the scrutinized research records so far are mainly practical entries of LL applications in ports, such as Singapore, Hamburg, Rotterdam, etc., and EU projects, such as AEOLIX, COREALIS, CIRCLE, PLANET, etc., with very limited research entries [52]. Surprisingly, due to their experimental nature, LLs are worthy of attention [53][54][55].…”