Emergency response organizations such as the American Red Cross are delving into Web 2.0 applications. Although, social media has flattened the communication hierarchy, large organizations continue to use traditional top-down modes of communication. There is an opportunity to use social media to document the events of an emergency as it happens. The knowledge of a crisis could be captured first-hand by the victims of that emergency and then fed up the communication channel in a bottom-up approach through Web 2.0 applications.


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