Join the Challenge

It’s easy to participate:

Simply create an account and then start rating and reviewing our contestant's proposals.

If you want to participate as a community reviewer to rate and review concepts and earn points to win great prizes

  • Login or create an account
  • Surf through the ideas posted on the site and choose the ones that interest you
  • Provide star ratings and comments on as many proposals as you like. You can come back and change these at any time. You get points for each of the following actions: star rating, review comment, and improvement suggestion.
  • You’re automatically entered into the monthly draw for great prizes. Your odds go up with your points total.
  • Follow your favourites by subscribing to the RSS feed at the bottom of the proposal page
  • Come back often to see what’s new and responses to your comments from contestants, experts and the community

The ClimateSpark Social Venture Challenge is a project of:


Our sponsors:

Our Sponsors