Climate Refugees Online

Lester Brown - Self, Mariano Florentino 'Tino' Cuéllar - Self, Yvo de Boer - Self, Paul Ehrlich - Self (as Dr. Paul Ehrlich) , Newt Gingrich - Self, Al Gore - Self (archive footage) , John Kerry - Self, Bert Metz - Self, Barack Obama - Self, Nancy Pelosi - Self, Bill Ritter - Self (as Gov. Bill Ritter) , Ken Salazar - Self, Stephen Schneider - Self, Achim Steiner - Self, Desmond Tutu - Self