w00t! RT@mashable: New Device Uses GPS & Crowdsourcing to Identify World’s Water Problems - http://on.mash.to/q1sXC9 #TEDGlobal #watercanary
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w00t! RT@mashable: New Device Uses GPS & Crowdsourcing to Identify World’s Water Problems - http://on.mash.to/q1sXC9 #TEDGlobal #watercanary