156review of maritime transport 2008 17includes crude oil shale oil oil sands and ngls the liquid content of natural gas where this is recovered separately excludes liquid fuels from other sources such as biomass and coal derivatives. The review of maritime transport 2008 was prepared by a team led by vincent valentine of the transport section trade logistics branch division on technology and logistics unctad the principal authors were regina asariotis hassiba benamara jan hoffmann vincent valentine and gordon wilmsmeier. Report by the unctad secretariat united nations new york and geneva 2008 1 this chapter provides an overview of the demand for global maritime transport services as well as a review and forecast of developments in world seaborne trade against the background of the world economy and global trade. The review of maritime transport 2008 was prepared by a team led by vincent valentine of the transport section trade logistics branch division on technology and logistics unctad the principal authors were regina asariotis hassiba benamara jan hoffmann vincent valentine and gordon wilmsmeier