produced, written and directed by John D. Liu ; a coproduction of the Environmental Education Television Project for China and Sichuan Televevsion for TVE
produced by Television Trust for the Environment ; a presentation of Bullfrog Films ; executive producer, Luke Gawin ; series editor, Jenny Richards ; produced and directed by Joost de Haas
produced by Television Trust for the Environment ; series consultant/editor, Jenny Richards ; directed by Ashley Bruce ; executive producer, Brenda Kelly ; series producer, Luke Gawin