If you wanted to get a sense of the State of the Planet, you didn’t need to be at the Columbia University conference on Oct. 11. You just needed to follow #SOP2012. Six hundred people gathered at the event to think about the future of sustainable development, while 476 people sent 1,300 tweets, making about 6.2 million impressions through Twitter. And one thread running through the event was that social media is an important way to draw attention to sustainable development issues on an international platform and in a comprehensible way.
