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Sensors out a car window

Academy of Natural Sciences of Drexel University completes heat mapping campaign

The Gleasons followed one of 10 carefully plotted routes around the city with sensors mounted to their car windows for a one-hour drive. The sensors recorded both the temperature and tiny particulates in the air that pose serious problems for those with heart or lung diseases. One of 16 cities participating in this year’s NOAA study, Philadelphia is only one of two recording air quality.