The figures speak for themselves : today, 54 % of the population live in urban area. In 2050, more than 65 % of the world’s population will live in towns. Therefore, urban issues will be equally amplified : cities will have to answer the questions of mobility, energetics efficiency, urban sprawl, quality of life.
The increasing digitalization of all the activities makes cities act as data provider sources. Transportation, energy, interactions, trade, all these flows generate enormous mass of information. The technological progress, the usage of the smartphone for daily uses, the strong rising of the social networks, and, more recently, the collaborative consumption, the explosive increase in consumption of digital services, opens quickly the path to smart cities.
Smart City, thanks to Big Data, aims to be a relevant answer to the new challenges facing urbanization. The collection of tremendous amount of data continuously generated by the sensors, the internal services of the city, the urban operators, the companies of the territory and the citizens, will improve the services provided to the population. The inhabitants become themselves a source of information feedback which is going to help cities to optimize even more their services.
Like Copenhagen, key model of smart cities, which started a vast ultra-connected environmental program: intelligent trash cans, measurement tools for the air quality, smart parking lot, connected lamps …