The media ecosystem is a term used to describe the relationship between weblogs and traditional journalism. This relationship can be seen as an ecosystem.
Blogosphere: The Emerging Media Ecosystem (http://www.microcontentnews.com/articles/blogosphere.htm): How Weblogs and Journalists work together to Report, Filter and Break the News, John Hiller, May 28, 2002
The Ecology of Media (http://www.context.org/ICLIB/IC23/TOC23.htm): In Context, #23, Fall 1989
Example Usage of ecosystem
xdamman: RT @gregory: I'm planning a gathering while I'm in SF w/ @cotweet @klout @listimonkey on 12/7 to meet more Twitter ecosystem people http ...
QuietPlease09: #Twitterfordummies great heading - Twitter ecosystem
sloudermilk: RT @carterlusher: Comings and goings at the analyst firms in Analyst ecosystem News http://bit.ly/4rgBXQ <---Nice read!