U-M divers retrieve prehistoric wood from Lake Huron

(PhysOrg.com) -- Under the cold clear waters of Lake Huron, University of Michigan researchers have found a five-and-a-half foot-long, pole-shaped piece of wood that is 8,900 years old. The wood, which is tapered and beveled ...

Canada caribou and monarch butterfly "endangered": experts

Canada's caribou population has reached "all-time low" levels, particularly in the eastern Arctic, where the animal was classified as endangered Monday along with the monarch butterfly, according to a committee of scientific ...

Climate change will endanger caribou habitat, study says

Reindeer, from Northern Europe or Asia, are often thought of as a domesticated animal, one that may pull Santa's sled. Caribou, similar in appearance but living in the wilderness of North America, are thought of as conducting ...

Arctic sea-ice loss has widespread effects on wildlife

With sea ice at its lowest point in 1,500 years, how might ecological communities in the Arctic be affected by its continued and even accelerated melting over the next decades? In a review article in the journal Science, ...

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