Governments and non-profits around the world are experimenting with social media as a site of civic engagement. Online public participation is a young field however, and little is known about the benefits or limitations of these projects. This Net Tuesday (Net Squared) presentation looks at the use of social media for activism and participation in government. Recently in Vancouver, Canada, hundreds of residents and commuters participated in a July 2011 Facebook conversation about the City of Vancouver’s Transportation Plan. http://bit.ly/qX6ePO