rather they are projections whose purpose here is to explore how oceanbased industries might evolve in the next couple of decades on the basis of a set of underlying assumptions eg on economic growth environmental degradation and technological innovation maritime and coastal tourism including the cruise industry is expected to take the largest share followed by offshore oil and gas exploration and production with and port activities with in the oceanbased industries in the businessasusual scenario are anticipated to employ more than million roughly the size of germany s labour force representing more than of the global workforce of around billion people including parttime selfemployed and unemployed people a majority would be working in the industrial capture fisheries sector and maritime and coastal tourism industry more than half of the oceanbased industries are projected to see their valueadded rise more quickly than that of the global economy almost all of these industries would see employment growth outpace that in the world economy as a whole