Voice of America: UN Framework Convention on Climate ChangeAfter two weeks of talks, presentations and debates, the Bangkok Climate Change Talks ended Friday to mixed reviews. The talks are a prelude to a major climate change summit in Copenhagen in December called Cop15. The chief of the U.N. Framework Convention on Climate Change says “significant advances” have been made. Yvo de Boer says they can be used as a foundation for a new climate-change protocol in Copenhagen. U.S. delegation head …