More interdisciplinary work, involving scientists, economists and others is required in order to shed more light on this region-specific question, and hopefully better and more conclusive information on this will become available in the coming years. Other examples are the development of new technologies or business models, or changing habits related to food consumption. In addition to these fundamental drivers, sudden and unforeseen events of natural or human origin may disrupt developments and it is important that these are also considered (Box 3.1).