Bush Struggles to Stay Relevant in Climate Change Debate.

U.S. President George W. Bush, hosting major polluting nations last week, sought to convince skeptics that he wants to help shape the next global deal on climate change, despite his long history of shunning such efforts.

But with only 15 months left in office, his chances of becoming a major player in the debate over climate change are diminishing quickly, analysts and diplomats said. [...]

"I think there was a lot of hope that the United States would show some movement," said Alex Lennon, a national security analyst and climate specialist at the Center for Strategic and International Studies.

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