http://www.sustainabilitythebook.com/ Sustainability 2.0 is, in short, that which benefits from collaboration and collective intelligence to achieve a balance between the economic, social and environmental developments. In our book we have collected cases of companies and organizations who are taking steps in this direction, and which show how the new trend of participative media, with the web 2.0 as a key actor, generates awareness, citizen empowerment, and the humanitarian interconnection required by this change of paradigm.