Helium Balloon in Paris Displays Air Pollution Levels

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Arophiles balloon turns different colors depending on the air pollution levels as registered by the air quality organization Airparif.
Aérophile´s balloon turns different colors depending on the air pollution levels, as registered by the air quality organization Airparif.

People in Paris won't have to look far to see the city's air pollution levels. A giant tethered helium balloon will display real-time reports of atmospheric pollution using an innovative lighting system, which can be seen from more than 20 km (12.4 miles) away.


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