• 21
    Directed by Jérôme Julienne, John Jackson; produced by Jean-Pierre Bailly, Josette D. Normandeau, Eric Michel, Amy Webb; written by Jérôme Julienne, John Jackson, Juan Romero; narration written by Jérôme Julienne, Renée Le Bloas, Jon Kalina ; a France-Canada co-production; MC4; Ideacom International; CBC; CBC Learning ; senior producer, Caroline Underwood.
    Paris : MC4 ; Montréal : Ideacom International ; [Toronto, Ont.] : CBC learning [distributor], 2010.
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  • 22
    [Toronto, Ont.] : Canadian Broadcasting Corp., 2010 : CBC Learning [distributor] Widescreen
    DVD
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  • 23
    [Toronto, Ont.] : Canadian Broadcasting Corp., 2012 : CBC Learning [distributor] Widescreen
    DVD
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  • 24
    [Toronto, Ont.] : Canadian Broadcasting Corp., 2009 : CBC Learning [distributor], [2010] [Letterboxed]
    DVD
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  • 25
    CBC Learning in association with National Geographic Channel; series producer, Michael Allder; narrated by David Suzuki.
    Toronto : CBC Learning [distributor], 2010.
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  • 26
    a production of Thirteen and National Geographic Television in association with WNET.org ; produced, written and directed by Ron Bowman.
    Chicago, IL : Distributed by Questar, c2010.
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  • 27
    [Toronto, Ont.] : Canadian Broadcasting Corp. , 2010 : CBC Learning [distributor] Widescreen
    DVD
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