Want to do something about pollution in our water and air? Carnegie Mellon's CREATE Lab is working on a few interesting solutions to the problem of localizing pollution data with a trio of devices aimed at making the process accessible and affordable for regular people. First up is AirBot, a "particle counting robot" that monitors pollutants that can contribute to breathing problems like asthma. Aimed at a $99 price point, the little black boxes are portable enough to bring around with you, so you can, say, compare the air quality in areas when apartment hunting. The lab has made six prototype devices (