Greg was a journalist for 12 years covering news in Beijing, Vancouver, New York and San Francisco for the Associated Press, South China Morning Post, McNeil-Lehrer News Hour, and Industry Standard magazine. He went on to establish Climate One at The Commonwealth Club in 2007 after traveling to the Russian Arctic on a global warming symposium with climate scientists and journalists. Today, he hosts Climate One, a weekly radio show broadcast on public stations in California and across the country in addition to a podcast that is heard around the world. Greg also hosts a monthly TV show on KRCB TV 22 on Comcast and DirecTV.