News tagged with arctic seals
Dramatic biological responses to global warming in the Arctic
"The Arctic as we know it may soon be a thing of the past," says Eric Post, associate professor of biology at Penn State University. Post leads a large, international team that carried out ecosystem-wide ...
Sep 10, 2009 |
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Mercury levels in Arctic seals may be linked to global warming
Researchers in Canada are reporting for the first time that high mercury levels in certain Arctic seals appear to be linked to vanishing sea ice caused by global warming. Their study, a new insight into the ...
Apr 29, 2009 |
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Search results for arctic seals
In scientific coup, Russians reach Antarctic lake
After more than two decades of drilling in Antarctica, Russian scientists have reached a gigantic freshwater lake hidden under miles of ice for some 20 million years - a pristine body of water that may hold ...
Space & Earth / Earth Sciences
Feb 08, 2012 |
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What do killer whales eat in the Arctic?
Killer whales (Orcinus orca) are the top marine predator, wherever they are found, and seem to eat everything from schools of small fish to large baleen whales, over twice their own size. The increase in hun ...
Jan 30, 2012 |
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CU-Boulder-led team to assess decline of Arctic sea ice in Alaska's Beaufort Sea
(PhysOrg.com) -- A national research team led by the University of Colorado Boulder is embarking on a two-year, multi-pronged effort to better understand the impacts of environmental factors associated with ...
Space & Earth / Earth Sciences
Jan 26, 2012 |
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Harp seals on thin ice after 32 years of warming
Warming in the North Atlantic over the last 32 years has significantly reduced winter sea ice cover in harp seal breeding grounds, resulting in sharply higher death rates among seal pups in recent years, according to a new ...
Jan 04, 2012 |
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Is cannibalism in polar bears on the rise?
(PhysOrg.com) -- A series of photographs of cannibalism in polar bears have been released, and the researchers who witnessed the act think the rate of cannibalism may be increasing. They observed three instances ...
Dec 09, 2011 |
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Ancient bronze artifact from East Asia unearthed at Alaska archaeology site
A team of researchers led by the University of Colorado Boulder has discovered the first prehistoric bronze artifact made from a cast ever found in Alaska, a small, buckle-like object found in an ancient Eskimo ...
Other Sciences / Archaeology & Fossils
Nov 14, 2011 |
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Seals rehab works, it's official
(PhysOrg.com) -- Injured seals nursed back to life by the RSPCA have as good a chance of surviving when sent back into the wild as their healthy peers, according to new research.
Nov 02, 2011 |
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Cameras stream Canadian polar bear migration
(AP) -- In the harsh, remote wilds of the Canadian tundra, a wolverine scampers up to a polar bear snoozing near the shore of the Hudson Bay. The bear rises and makes a half-hearted charge, driving away the fierce, badger-like ...
Oct 27, 2011 |
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US probes mystery disease killing Arctic seals
US scientists are hoping to uncover answers behind a mysterious disease that has emerged in Arctic seal populations, causing skin lesions, lethargy and death, officials said Friday.
Oct 15, 2011 |
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Arctic ice nears record low
A new record low could soon be set for ice in the Arctic. The past five years have seen the lowest extent of sea ice since satellite measurements began in the 1970s.
Space & Earth / Earth Sciences
Sep 15, 2011 |
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List of search results for arctic seals
