Desc: Earth Keepers: Directed by Sylvie Van Brabant. With Ashok Khosla, Wangari Maathai, Marilyn Mehlmann, Mikael Rioux. This film chronicles the quest of Mikael Rioux to find concrete solutions to the problems faced by our planet. The innovative projects developed by the planetary visionaries he meets are a survival guide and source of hope. Characters include : Christian de Laet, John Todd & Nancy Jack Todd, Ashok Khosla, Peter Koenig, Dr Karl-Henrik Robert, Marilyn Mehlmann, Wangari Maathai.