Gearing up for the CNN/YouTube Climate Debate in Copenhagen

We're just hours away from the CNN/YouTube Climate Debate, brought to you from the United Nations Climate Conference in Copenhagen. All questions came from the YouTube community - so tune in to watch it live at www.youtube.com/cop15

But first, here's a quick behind-the-scenes look at the set-up for today's event:

And you can follow the debate on Twitter with #cnnytdebate