At this year's annual Games to Change Festival (June 20-22), social games studio Talkie posed a challenge to their Ecotopia (facebook) gamers in the "Plant A Real Forest Challenge". If gamers could plant 25,000 in-game trees in Ecotopia in 25 days or less then Talkie, in association with the global non-profit organization Conservation International would plant 25,000 real-world trees. ... more.