Fergus Keeling visits Canada and finds some of the world's last remaining wilderness. He tracks down terns across Lake Erie, wood bison at the edge of the Great Slave Lake and wolves in Nova Scotia. Producer John Ruthven
* EARTHWATCH: page 79
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Fergus Keeling visits Canada and finds some of the world's last remaining wilderness. He tracks down terns across Lake Erie, wood bison at the edge of the Great Slave Lake and wolves in Nova Scotia. Producer John Ruthven
* EARTHWATCH: page 79
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