Obama’s Backing Raises Hopes for Climate Pact

Until recently, the idea that the world’s most powerful nations might come together to tackle global warming seemed an environmentalist’s pipe dream. The Kyoto Protocol, signed in 1997, was widely viewed as badly flawed. Many countries that signed the accord lagged far behind their targets in curbing carbon dioxide emissions. The United States refused even to ratify it. And the treaty gave a pass to major emitters in the developing world like China and India. But within weeks of taking office, President Obama has radically shifted the global equation, placing the United States at the forefront of the international climate effort and raising hopes that an effective international accord might be possible. Mr. Obama’s chief climate negotiator, Todd Stern, said last week that the United States would be involved in the negotiation of a new treaty — to be signed in Copenhagen in December — “in a robust way.” That treaty, officials and climate experts involved in the negotiations say, will significantly differ from the agreement of a decade ago, reaching beyond reducing greenhouse gas emissions and including financial mechanisms and making good on longstanding promises to provide money and technical assistance to help developing countries cope with climate change...NY Times