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Newspaper Coverage, 2000-2011: 
(Source: Daily Climate, ‘Climate coverage down again in 2011’)
.
TV Network News Coverage, 1996-2011:

(Source: Climate Progress, ‘Network News Coverage of Climate Change Collapsed in 2011’)
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* If you’re interested in exploring the role of media in creating climate awareness you might want to check out the Yale Forum on Climate Change & The Media, “an online publication and forum to foster dialogue on climate change among scientists, journalists, policymakers, and the public.”
* If you’re interested in learning which writers and media sources provide the greatest coverage of climate issues check out the Daily Climate article referenced above.