Show liine lane with a con of freight passenger and niall mail traffic approaching that which moves between the english channel and new york approximately one half of the worlds tramp and liner tonnage Is engaged in ex es ng commodities across these W waters alt e tb Is still a lightly traveled trave leJ lel ocean as compared to the north atlantic man an baa kieen een busy ausy tracing rac ng shipping routes bross the oceans for thousand of years they have been shifting lines over and over again established well ocean highways harg have been abandoned or almost deserted because of political economic or engineering developments |