Last May, Paris City Hall launched “Pollutrack”, a fleet of micro-sensors placed on the roofs of vehicles traveling throughout the capital to measure the level of fine particles present in the air in real time. A year early, Rennes proposed that residents participate in assessing the air quality via individual sensors.
For several years, high concentrations of fine particles in France have been regularly observed, and air pollution has become a major health concern. Each year in France, 48,000 premature deaths are linked to air pollution.
The winter of 2017 was a prime example of this phenomenon, with daily levels reaching up to 100µg/m3 in certain areas, and with conditions stagnating for several days due to the cold and anticyclonic weather patterns.
Full Article (En) : The Conversation