On 3 November 2010 an unBla team once more unleashed the creativity of students at ETH Zurich, Switzerland, to find new ways how this leading university could reduce their CO2 emissions. Here is a report in German, and here are the project descriptions (English). A first event of this kind was held in 2008, and we showed in extensive studies why an unconferencing approach works … this paper will be published in January 2011… stay tuned, subscribe to updates via e-mail: