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Polar bears weakened by pollution as well as warmth

2015-04-17 16:00:00| Climate Ark Climate Change & Global Warming Newsfeed

Daily Climate: Greenlands polar bears have a thyroid problem. Their endocrine systems, too, are being disrupted. In both cases the culprit agency is environmental pollution by a range of long-lived industrial chemicals and pesticides. Kristin Mller Gabrielsen of the Norwegian University of Science and Technology in Trondheim and colleagues report in the journal Environmental Research that they examined the liver, muscle and kidney tissues taken from seven polar bears killed by Inuit hunters in East Greenland...

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Hunting on Land Can't Help a Hungry Polar Bear

2015-04-06 17:21:00| Climate Ark Climate Change & Global Warming Newsfeed

LiveScience: Even though some polar bears are hunting on land more often in areas hit by climate change, a diet of bird eggs and berries can't sustain these huge animals, a new study finds. Only a handful of polar bears have been spotted snacking on land-based foods to supplement their traditional, blubber-rich diet of seals and marine mammals. But researchers have wondered whether the high-protein, high-carbohydrate foods polar bears eat on land -- such as caribou and berries -- could help these symbols of...

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Rolls-Royce to power Norways Fincantieri-built polar research vessel

2015-03-30 01:00:00| Ship Technology

Italian shipbuilder Fincantieri has selected Rolls-Royce to deliver a fully integrated propulsion system for Norway's new polar research vessel.

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Incredible polar bears appear to be boxing in these stunning...

2015-03-02 19:18:04| Wireless - Topix.net

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