Uploaded on 2014-11-18 by BrunoSchreiber

In our city, we have just one metro line that uses electric energy and almost 90% of the urban transportation are in the streets by cars, busses and motorcycles. The use of electric energy here is for the houses, factories, infrastructure like football stadium and urban lights. [1]: https://edxuploads.s3.amazonaws.com/14162778707339326.jpg