Uploaded on 2015-05-13 by MarcRomero

[1]: https://edxuploads.s3.amazonaws.com/14315025033568914.jpg This is a picture of the port of Barcelona. As one of the main commercial ports of Europe, this port receives a lot of mercancies and tourists due to the atractive of the city to be visited. 1.- The mercancies and people arrive and exit from Barcelona (flow). 2.- The mercancies ramains as stock in Barcelona until is distributed to other territories. 3.- The tourists move to the most touristic parts of the city. The amount of mercancies and people moving across Barcelona could bring an improve of the transportation ways (railway, roads, etc...) and the systems of public transportation