"BEIJING -- President Barack Obama says the United States and China are looking for a comprehensive deal during next month's climate change summit that will 'rally the world.'
Obama says the goal at the Copenhagen meeting should be an agreement that has 'immediate operational affect,' not just a political declaration."
Obama's statement about what role the world's two larges greenhouse gas producers should play came after a mee4ing with Chinese President Hu Jintao.
"Obama: Climate Talks Should Yield Pact With 'Immediate' Effect" (AFP)
"China Awaits US Climate Pledge" (China Daily) 
"Obama: Developing Nations Must Cut Greenhouse Gases" (Reuters)