Tim Kaine
As governor, Kaine successfully protected  of Virginia land from development, fulfilling a promise that he made in 2005. As governor, Kaine established the Climate Change Commission, a bipartisan panel to study climate change issues. In October 2006, Kaine signed an executive order banning smoking in all government buildings and state-owned cars as of January 1, 2007. He signed legislation banning smoking in restaurants and bars. It made Virginia the first Southern state to do so.