New study shows Arctic Ocean rapidly becoming more corrosive to marine species
New research by NOAA, University of Alaska, and Woods Hole Oceanographic Institution in the journal Oceanography shows that surface waters of the Chukchi and Beaufort seas could reach levels of acidity...
View ArticleBering Sea hotspot for corals and sponges
North of the Aleutian Islands, submarine canyons in the cold waters of the eastern Bering Sea contain a highly productive "green belt" that is home to deep-water corals as well as a plethora of fish...
View ArticleEpic walrus gathering on again
On both sides of the Bering Strait, summer sea ice has once more dropped to a level that is driving thousands of walruses onto coastal beaches.
View ArticleInvasive brood parasites a threat to native bird species
North Americans might be seeing new species of birds in certain areas of the continent in the near future. According to research conducted by a psychology professor at the University of Tennessee,...
View ArticleAgency investigates deaths of 25 walrus on Alaska coast
The U.S. Fish and Wildlife Service said Friday it is investigating the deaths of 25 Pacific walrus found on an isolated northwest Alaska beach.
View ArticleFederal officials investigate walrus deaths in Alaska
Two groups of Pacific walrus have been found dead along the Chukchi Sea northwest of Alaska. One incident is the subject of a criminal investigation. The other has been blamed on natural causes.
View ArticleFormation of coastal sea ice in North Pacific drives ocean circulation and...
An unprecedented analysis of North Pacific ocean circulation over the past 1.2 million years has found that sea ice formation in coastal regions is a key driver of deep ocean circulation, influencing...
View ArticleResearch backs human role in extinction of mammoths, other mammals
Radiocarbon analysis of the decline and extinction of large mammals in the Americas lends support to the idea that hunting by humans led to the animals' demise—and backs the generally accepted...
View ArticleEavesdropping on Bering Strait marine mammals
Climate change hasn't been kind to the Arctic Circle, as evidenced by the decrease of seasonal ice in the area and the encroachment of temperate species. One way to monitor impacts to the ecosystem is...
View ArticleIce-age lesson: Large mammals need room to roam
A study of life and extinctions among woolly mammoths and other ice-age animals suggests that interconnected habitats can help Arctic mammal species survive environmental changes.
View ArticleHarmful mutations have accumulated during early human migrations out of Africa
Modern humans (Homo sapiens) are thought to have first emerged in Africa about 150'000 years ago. 100'000 years later, a few of them left their homeland travelling first to Asia and then further east,...
View ArticleFossil record disappears at different rates, study finds
Statistical analysis by University of Wyoming researchers shows wide variation in the rates at which the bones of ancient animals in the Americas have been lost.
View ArticleRare beluga data show whales dive to maximize meals
Children's singer and songwriter Raffi may have brought beluga whales into popular culture with his 1980 song "Baby Beluga," but surprisingly little is actually known about the life and ecology of...
View ArticleResearchers study Arctic beluga whales with dive data
Beluga whales that swim from the Bering Sea to the Arctic Ocean each summer may be targeting Arctic cod and diving to great depths to reach them.
View ArticleUnmanned vessels deployed for Alaska ocean research
Researchers in the Bering Sea off Alaska's west coast will get help this summer from drones, but not the kind that fly.
View ArticleInternational search reveals genetic evidence for new species of beaked whale
An international team of scientists who searched out specimens from museums and remote Arctic islands has identified a rare new species of beaked whale that ranges from northern Japan across the...
View ArticleTesting confirms new, rarely seen whale in Pacific Ocean
Genetic tests confirm that a mysterious, unnamed species of beaked whale only rarely seen alive by Japanese fishermen roams the northern Pacific Ocean, according to research published this week.
View ArticleAttorneys argue for listing bearded seals as threatened
Bearded seals, the largest of the Arctic seals, deserve to be listed as a threatened species because of continuing loss of their sea ice habitat, a federal government attorney told a panel of the 9th...
View ArticleImage: NASA's Terra satellite sees Alaskan volcanic eruption wrapped in white
When NASA's Terra satellite passed over Alaska's erupting Bogoslof Volcano the MODIS instrument aboard captured an image of a large ash plume surrounded by clouds making it appear to be wrapped in white.
View ArticleRetreating Yukon glacier caused a river to disappear
The massive Kaskawulsh Glacier in northern Canada has retreated about a mile up its valley over the past century.
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