The app that went from Instagram trash to cleaning up the world

In Mashable’s series Wasted, we dig into the myriad ways we’re trashing our planet. Because it’s time to sober up.

A global problem requires a global solution. A little bit of collaborative fun thrown in the mix doesn't hurt, either. 

Say hello to Litterati, a free app that both encourages users to pick up litter and to share their efforts with likeminded individuals. But the app does more than just provide a nudge to tidy up. Behind the profile pics, photo galleries, and cheery campaigns announcing participants' intention to clean up their neighborhoods lies a secret weapon: crowdsourced data. Read more...