director, Elise Swerhone ; written by Robert Lower ; producers, Merit Jensen Carr, Sandra Moore ; a Merit Motion Pictures production ; produced in association with Canadian Broadcasting Corporation ; produced in association with National Geographic Channel, and with the participation of Discovery Science
A production of Clearwater Documentary Inc. ; produced in association with Canadian Broadcasting Corporation ; The Nature of Things ; Directed and written by Tom Radford, Niobe Thompson ; produced by Niobe Thompson
produced by Dreamfilm Productions ; produced in association with CBC Television ; produced by Sue Ridout, Helen Slinger, Sara Darling ; written by Bruce Mohun and Helen Slinger ; directed by Bruce Mohun
directed and written by Bruce Mohun ; produced by Sue Ridout ; produced with the participation of the CMF/FMC ; produced with the participation of the Province of British Columbia Film Incentive BC, the Canadian Film or Video Production Tax Credit Program in association with the Canadian Broadcasting Corporation ; produced by Dreamfilm Productions, Ltd
a film by Maria Finitzo ; produced in association with the British Broadcasting Corporation, Canadian Broadcasting Corporation, SBS-TV Australia ; produced by Kartemquin Educational Films
writers/directors, Marion Gruner, Christopher Sumpton ; producers, Christopher Sumpton, Robin Benger, Marion Gruner ; produced in association with Arte France, Unité Découverte et Connaissance ; and in association with Canadian Broadcasting Corporation ; Cogent Benger Productions Inc
a film by Maria Finitzo ; executive producer, Gordon Quinn ; produced in association with The British Broadcasting Corporation, The Canadian Broadcasting Corporation, SBS-TV Australia ; produced by Kartemquin Educational Films, Inc
produced by 90th Parallel Film & Television Productions Ltd. ; produced in association with ARTE France, Unitâe Dâecouverte et Connaissance ; produced in association with Canadian Broadcasting Corporation ; produced and directed by Mike Sheerin ; writers, Norman Doidge, Mike Sheerin
a film by Maria Finitzo ; produced in association with the British Broadcasting Corporation, Canadian Broadcasting Corporation, SBS-TV Australia ; produced by Kartemquin Educational Films