I was inspired by Christopher Makau’s talk about the self-help group in Nairobi, Kenya that have turned a rubbish dump into a garden that is feeding more than 30 families. And how Kibera TV is showcasing this work globally. 

This YouTube video is an excerpt from Chris Anderson's TED Talk - How YouTube is driving innovation (see http://bit.ly/14clFH7 for the full talk). As Anderson emphasises in his talk, YouTube is the perfect vehicle for what he calls crowd accelerated innovation for which you need three things: a crowd (people who share a common interest), light (open visibility to see the best of what there is to offer) and desire (from social status, altruism, desire to be recognised, etc.). The web in general and YouTube in particular is providing a platform to amplify all three of these factors