The use of information tecnologies in the context of smart cities in large cities: The lisbon case study

The Smart Cities can be seen as a new approach to dealing with urban problems such as traffic management. Through the availability, infrastructure and quality of Information Technologies and human capital the quality of citizens' life can improve, their participation is promoted and better monitoring of events occurring in the city is provided. As Lisbon is a big city, this article seeks to study its strategies and the projects that have been implemented, comparing them with those that have been held in Rio de Janeiro and Barcelona.