Or maybe there is.
From Variety:
NBC Universal going green
Enviro themes will be scripted into storylines
The programming dial turns green for NBC Universal in November as environmental themes will be scripted into programming as part of a week-long "Green is Universal" initiative.Bravo Media president Lauren Zalaznick, head of NBC U's Green Council, said that all NBC U networks would participate including broadcast, the cable networks, news, sports, daytime and latenight.
HT: treehugger
I would be a bit more enthusiastic if:
a) NBC wasn't the fourth rated network
b) Jay Leno looked better in green.