Ms Sloek-Andersen is a senior director at global shipping giant Maersk. "Rather than swapping to land transport, one designer and operator of cargo riverboats, Germany's HGK, is now introducing vessels that can continue to sail in very shallow waters. However, Maersk's Ms Sloek-Andersen says that the ability for a transportation firm to adapt, and switch from river to rail, and so on, is key