Jan.08 -- As President-elect Joe Biden prepares to take office with a Senate leaning in his direction, just what will the incoming president of the United States be able to achieve on climate? We bring you the analysis and a conversation with his climate czar Gina McCarthy, as well as some good news to start the year. "Bloomberg Green" has the news and data you need to know, plus the interviews you need to hear to understand the defining story of our time: climate change.