22 May '12, 2pm

5 Ways Cell Phones are Helping Environmentalism

5 Ways Cell Phones are Helping Environmentalism

for Android phones uses your camera to measure air pollution. Created by University of Southern California's Robotic Embedded Lab, the app has the user take a photo of the sky which is then sent to a central computer that compares the luminance value of the sky to algorithmic models for time and coordinates of the photo. If the sky seems less bright, then that indicates haze aerosols. Users receive a message detailing pollution levels at that area. It works to both inform the user of the air quality around them and also to inform the scientists collecting the data about local air pollution.

Full article: http://www.treehugger.com/clean-technology/ways-cell-phon...

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