Todd Stern on China, India and the UN climate deal

<> Todd Stern on China, India and the UN climate deal - US special envoy for climate change spells out what his country hopes to achieve in the UN's climate change deal. . . Climate Change Diplomacy - [Video & Transcript including Questions] - Todd Stern, the State Department's special climate change envoy, talked about global climate change policy following President Obama.'s climate change deal with China.