Bloomberg: Former U.S. Vice President Al Gore and UN Climate Chief Yvo de Boer said the election of Barack Obama increased the chances of adopting a global accord curbing greenhouse gas emissions this year. “I think we already have a shared vision,” de Boer told the World Economic Forum in the Swiss resort of Davos today. “This indicates that we have to get it right in Copenhagen,” he said referring to global talks on climate change that will be held in December in Denmark. “The new …