Maude Barlow -- Bill McKibben -- Lester Brown -- Janette Sherman-Nevinger -- Hugh Gusterson -- Chris Hedges -- Diane Curran -- Vini Gautam Khurana -- David Krieger -- Carole Gallagher -- Jonathan Schell -- William Hartung -- Michael T. Klare -- Daniel Ellsberg -- Antony Loewenstein -- John Church -- Rhett Butler -- Martin Sheen -- Arjun Makhijani -- Lily Tomlin -- Michael Madsen -- Bob Herbert -- Frances Fox Piven -- Denis Hayes -- Phil Radford
Summary
Caldicott interviews various environmentalists on the subjects of their interest
