Check out Google's Project 10 to the 100, and vote for the ideas among the top ten that you favor.
They are listed below for reader convenience but descriptions and voting blocks are only available at Google's Project 10 to the 100th page.
Help social entrepreneurs drive change Make government more transparent Provide quality education to African students Create real-time natural crisis tracking system Build real-time, user-reported news service Drive innovation in public transport Make educational content available online for free Create more efficient landmine removal programs Work toward socially conscious tax policies Build better banking tools for everyone Collect and organize the world's urban data Encourage positive media depictions of engineers and scientists Promote health monitoring and data analysis Enhance science and engineering education Create real-world issue reporting system Create genocide monitoring and alert system
The scattered nature of these “surviving ideas” gives us pause. Several of them should have been grouped into a Collective Intelligence category, many are so far down in the weeds we have to wonder about the substance of the process by which this final list was derived.