A free, open-source software tool from @NatCapProject guides cost-effective ways to invest in clean water: http://stanford.io/11B8VXh
11:53 AM - 20 Jun 2013
0 replies
6 retweets
6 likes
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.