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Archive for March, 2008

Raising the dead: Atlantic salmon Returns

By ⋅ March 21, 2008 ⋅ 4 comments

ON Nature, Winter 2007/2008 by Sharon Oosthoek Oliver Haddrath stretches out his hand, palm up. He is holding what little remains of an ancient predator that once dominated the waters of Lake Ontario. Seated in a tiny, well-ordered office on the third floor of Toronto’s Royal Ontario Museum (ROM), surrounded by flow charts showing genetic [...]

Polar Bear Count Down

By ⋅ March 21, 2008 ⋅ One comment

ON Nature, Spring 2008 by Sharon Oosthoek How many polar bears live in the north? Counting animals in the wild has never been a straightforward or easy task, but because climate change has altered polar bear habitat so markedly, scientists are finding that deriving an accurate count is proving especially difficult.

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