February 18, 2015

Turning smartphones into personal, real-time pollution monitors

(Feb.18, 2015)  As urban residents know, air quality is a big deal. When local pollution levels go up, the associated health risks also increase, especially for children and seniors. But air pollution varies widely over the course of a day and by location, even within the same city. Now scientists, reporting in the ACS journal Environmental Science & Technology, have used smartphone and sensing technology to better pinpoint where and when pollution is at its worst.