Bering Sea study finds prey density more important to predators than biomass
Marine resource managers often gauge the health of species based on overall biomass, but a new study of predator-prey relationships in the Bering Sea found that it isn't the total number of individuals...
View ArticleRussian national park to bridge US-Russia divide
Russia on Thursday decreed a national park in its remote Far Eastern Chukotka region, paving the way for a joint US-Russian nature reserve spanning the Bering Strait, an idea first proposed by the last...
View ArticleNOAA fisheries finds ESA listing of Alaska cold-water corals is not warranted
NOAA Fisheries has concluded that a petition to list 44 species of cold water corals off Alaska as threatened or endangered does not present substantial information that listing under the Endangered...
View ArticleBiologists lead international team to track Arctic response to climate change
Biologists Jackie Grebmeier and Lee Cooper from the University of Maryland Center for Environmental Science's Chesapeake Biological Laboratory have been visiting the chilly area north of Alaska near...
View ArticleToward the origin of America's first settlers
The most supported traditional hypothesis points out that the earliest well-established human culture in the North American continent were the Clovis, a population of hunters who arrived about 13,000...
View ArticleImage: Cloud streets over the Bering Sea
In early April 2013, clouds stretched in parallel rows for hundreds of kilometers over the Bering Sea. The Moderate Resolution Imaging Spectroradiometer (MODIS) on NASA's Terra satellite captured this...
View ArticleNew study points finger at climate in mammoth's demise
A wide-ranging probe into woolly mammoths has added to evidence that the towering tusker was wiped out by climate change, scientists said on Wednesday.
View ArticleGetting here from there: Mitochondrial genome clarifies North American...
(Phys.org) —It is generally agreed that the ancestors of modern Native Americans were Asian peoples who migrated to North America from Siberia and Beringia – a region proximate to the Bering Strait,...
View ArticleSatellite sees extra-tropical Typhoon Wipha affecting Alaska
Powerful Typhoon Wipha never made landfall in the northwestern Pacific but affected several land areas there as seen by NASA's Aqua and Terra satellites. By Oct. 18, extra-tropical storm Wipha moved...
View ArticleAncient giant sloth bones suggest humans were in Americas far earlier than...
(Phys.org) —A team of Uruguayan researchers working at the Arroyo del Vizcaíno site near Sauce, in Uruguay has found evidence in ancient sloth bones that suggests humans were in the area as far back as...
View Article'Exceptionally rare' conjoined whales found in Mexico
Fishermen have found two conjoined gray whale calves in a northwestern Mexican lagoon, a discovery that a government marine biologist described as "exceptionally rare."
View ArticleWhales, ships more common through Bering Strait
The Arctic is home to a growing number of whales and ships, and to populations of sub-Arctic whales that are expanding their territory into newly ice-free Arctic waters.
View ArticleHummingbird evolution soared after they invaded South America 22 million...
A newly constructed family tree of the hummingbirds, published today in the journal Current Biology, tells a story of a unique group of birds that originated in Europe, passed through Asia and North...
View ArticleComputers replace humans reading weather reports
(AP)—Two outpost offices of the National Weather Service in Alaska are finally ending what has been a bygone practice for most of the nation for almost two decades—using real human voices in radio...
View ArticleNew DNA study unravels the settlement history of the New World Arctic
We know people have lived in the New World Arctic for about 5,000 years. Archaeological evidence clearly shows that a variety of cultures survived the harsh climate in Alaska, Canada and Greenland for...
View ArticleAround the world in 400,000 years: The journey of the red fox
Imagine attempting to trace your genetic history using only information from your mother's side. That's what scientists studying the evolution of the red fox had been doing for decades.
View ArticleClimate change projected to drive species northward
Anticipated changes in climate will push West Coast marine species from sharks to salmon northward an average of 30 kilometers per decade, shaking up fish communities and shifting fishing grounds,...
View ArticleImage: Coloring the sea around the Pribilof Islands
The Operational Land Imager (OLI) on Landsat 8 captured this view of a phytoplankton bloom near Alaska's Pribilof Islands on Sept. 22, 2014.
View ArticleNOAA plans increased 2015 Arctic nautical charting operations
As commercial shipping traffic increases in the Arctic, NOAA is taking major steps to update nautical charts in the region. NOAA's Office of Coast Survey will use data collected by two of its own...
View ArticleArctic nations meet under threat of new Cold War
The thawing of the polar ice promises Arctic nations new opportunities to open ocean trade routes and offshore oil fields.
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