News tagged with arctic habitat
Polar bear habitats expected to shrink dramatically
Habitats of polar bears are expected to shrink dramatically over the coming decades, the International Union for Conservation of Nature warned Thursday, urging immediate action to save the Arctic animals.
Oct 20, 2011 |
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Feds designate polar bear habitat in Alaska
(AP) -- The Obama administration said Thursday it is designating more than 200,000 square miles in Alaska and off its coast as "critical habitat" for polar bears, an action that could add restrictions to ...
Oct 22, 2009 |
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Study: Young Arctic muskoxen better at keeping warm than scientists thought
A new study finds that young muskoxen conserve heat almost as well as adults, a finding that runs contrary to a longstanding assumption among scientists that young animals should be more vulnerable in extreme cold. The study, ...
Aug 20, 2009 |
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Gov't faces weekend deadline on polar bear rule
(AP) -- A decision involving the iconic polar bear could determine whether protecting endangered species might also help save the earth from global warming.
May 08, 2009 |
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Search results for arctic habitat
Genetics of Arctic plants under serious threat from climate change, study says
A new EU study by a team of Austrian, French and Norwegian researchers has found that rising temperatures as a result of climate change will have differing genetic consequences within single Arctic plant species. ...
Jan 30, 2012 |
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Injecting sulfate particles into stratosphere won't fully offset climate change
As the reality and the impact of climate warming have become clearer in the last decade, researchers have looked for possible engineering solutions – such as removing carbon dioxide from the atmosphere ...
Space & Earth / Earth Sciences
Jan 25, 2012 |
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RNA editing responsible for colder water survival in octopus
(PhysOrg.com) -- Researchers have discovered that when it comes to the survival of an octopus living in frigid waters, the reasoning is not a difference in the gene DNA but rather a difference in the RNA editing.
Jan 06, 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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Ocean cacophony a torment for sea mammals
With the constant churn of freighter propellers, the percussive thump of oil and gas exploration and the underwater din of military testing, ocean noise levels have become unbearable for some sea mammals.
Dec 07, 2011 |
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Powerful mathematical model greatly improves predictions for species facing climate change
UCLA life scientists and colleagues have produced the most comprehensive mathematical model ever devised to track the health of populations exposed to environmental change.
Dec 03, 2011 |
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Shadow over Kyoto Protocol threatens UN climate talks
A new round of UN climate talks opens in South Africa next Monday, testing global resolve to tackle what scientists warn is a time bomb with an ever-shorter fuse.
Nov 21, 2011 |
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New fossils of oldest American primate
(PhysOrg.com) -- Johns Hopkins researchers have identified the first ankle and toe bone fossils from the earliest North American true primate, which they say suggests that our earliest forerunners may have dwelled or moved ...
Other Sciences / Archaeology & Fossils
Nov 16, 2011 |
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Trees on tundra's border are growing faster in a hotter climate
Evergreen trees at the edge of Alaska's tundra are growing faster, suggesting that at least some forests may be adapting to a rapidly warming climate, says a new study.
Nov 10, 2011 |
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How Arctic microbes respond to a warming world
From the North Pole to the Arctic Ocean, the frozen soils within this region keep an estimated 1,672 billion metric tons of carbon out of the Earth's atmosphere. This sequestered carbon is more than 250 times ...
Nov 06, 2011 |
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List of search results for arctic habitat
