Greg Dalton founded 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 Climate One produces 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.

Climate One is the only regular talk show that engages high-level leaders from business, policy, advocacy and academic circles in a conversation about building sustainable economies, resilient communities and a healthier future. Past guests include science icon Jane Goodall, music legend Graham Nash, former Vice President Al Gore, US Secretary of State Hillary Clinton, Governor Arnold Schwarzenegger, EPA Administrator Andrew Wheeler, Tea Party co-founder Debbie Dooley, Google Chairman Eric Schmidt, Chevron CEO Dave O’Reilly, GM Chairman Dan Akerson, Ford Motor Co. Chairman Bill Ford, Sierra Club Executive Director Michael Brune, and many other leaders.