03/28/2008 02:45 am ET Updated May 25, 2011

The Greening Of CNN And TimeWarner

Watching Anderson Cooper stomping around on a shrinking glacier last night, a question occurred to me: What's Time Warner doing about its carbon emissions?

I was in the audience for a preview screening of Planet in Peril, a new CNN documentary about various threats to the environment, which will air Oct. 23 and 24. Surely, I thought, the company that bankrolled this very worthy film must be at least as committed to curbing greenhouse gas emissions as Rupert Murdoch, who has pledged to make News Corp. carbon-neutral by 2010.

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