Reuters: The U.S. energy bill may not pass until next year, which could also delay an agreement to extend the Kyoto Protocol on cutting global greenhouse gas emissions until 2010, experts said on Thursday. Environmentalists, carbon market developers and many politicians have urged passage of a U.S. climate bill before December, when nearly 200 countries will aim to hash out a successor to the Kyoto pact. They have seen it as a way for the United States, the world’s largest greenhouse …