Shipping may be for commerce, recreation, or for military purposes; while extensive inland shipping is less critical today, the major waterways of the world, including many canals are still very important and are integral parts of worldwide economies.
Shipping may be for commerce or for military purposes. Commerce is recreation. Extensive inland shipping is less critical today. The major waterways of the world are still very important. This is including many canals. The major waterways of the world are integral parts of worldwide economies. This is including many canals.