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Blueair Friend App

Image   •   Sep 06, 2015 14:59 UTC

The Blueair Friend air-quality app gathers data on an hourly basis from over 2,700 monitoring stations in 150 countries to deliver trustworthy information on what’s polluting urban air. City air is rated on a scale of 0 to 500, identifying categories from ‘good’ to ‘hazardous’, while customers get recommendations on what actions to take to remove the airborne pollutants.
License Creative Commons Attribution, no derivatives (?)
Size 1.8 MB
Format .jpg
Image dimensions 2012 x 2757 pixels