How can you tell if a polar bear is pregnant?
It is not for lack of trying. But to this day scientists know of no reliable way to tell if a polar bear is pregnant.
How hunters in North Greenland bred sled dogs with wolves for aggression, fearlessness, and strength
A new study shows how a practice which had almost turned into myth was, in fact, very real.
The Polar Retrospective – Pathogens increasingly affect polar wildlife
Polar bears and Arctic animals in general and elephant seals subantarctic islands are increasingly threatened by pathogens due to substantial environmental changes also induced by humans.
EU ban on seal products sparks heated reactions – 14,000 replies to public hearing
Artists and hunters in Arctic Canada hope the EU will lift the ban that has been in place since 2009.
New coral garden discovered in Nunatsiavut
Bubblegum coral, popcorn coral, the cold-water corals of the Canadian Arctic have a tough skin when it comes to finding them at depths of over 500 meters. And nothing beats the experience of Nunatsiavut’s harvesters.
Arctic sea cucumbers – the delicious seafloor treasure that Greenland wants a piece of
A seemingly endless demand in Asia has opened the eyes of fishers in the Arctic where seabeds can be covered with sea cucumbers.
Sea Shepherd founder Paul Watson arrested in Nuuk
It was an eventful weekend in Greenland’s capital, following the arrest of an international activist firmly opposed to whaling.
“Arctic Deep” – Expedition to the deepest parts of the Arctic
The “Ocean Census Arctic Deep” expedition aims to redefine our understanding of the biodiversity of the deepest marine habitats in the Arctic Ocean.
A dangerous well-controlled jump
Polar foxes hunt mice in powder snow without hurting their noses.
The Arctic Easter Bunny? Five reasons the Arctic hare is a mystery
Ludovic Landry-Ducharme, an Arctic hare researcher, guides us through all the things we do not – yet – know about the world’s most northern critters.
Scientists in Utqiagvik help whale hunters get safely across sea ice
Every spring, scientists in Arctic Alaska map safe routes across the ice so local hunters can uphold a thousand-year-old tradition.
The state of polar bears in Greenland
On the occasion of International Polar Bear Day, PolarJournal takes stock of the king of the Arctic in Greenland with an interview of Fernando Ugarte.
The diplomat and the bird, a polar fable
A contemporary French diplomat, Olivier Poivre d’Arvor projects himself into the year 2048, when the Antarctic Treaty expires, the balance of power shifts towards mining or maintaining the embargo, and it becomes possible to communicate with birds.
Arctic char benefit from melting in Svalbard
In Svalbard, freshwater fish benefit from slightly warmer water than usual in the lakes they inhabit, which could be increasingly beneficial for fishing, at least as long as the glaciers remain.
Observation, rest and digestion: reindeer secrets to last
Calories are needed to combat the cold, and the reindeer have to work so hard to store up energy for the winter that they have to sleep ruminating during the summer.
There is static on the line among the Cook Inlet belugas
Ship noise covers seven of the 41 calls made by belugas in the Anchorage area, forming an isolated population that could become extinct.
Parasitism on a salmon farm in Iceland
The business model of “salmon farming” is heavily criticized by regular reports of parasite outbreaks and their impact on the environment.
Searching for the origin of the dog sled
The mystery of the arrival of dog sleds in Greenland is set to be solved by Emma Vitale who, in a recently published study, has defined a methodology to improve the interpretation of items found during archaeological digs linked to this mode of transport.
Orcas’ contaminant levels depend on their diet
A new study shows that the level of contamination in orcas depends mainly on which prey they specialise in, rather than the region in which they live.
Loss of sea ice negatively impacts breastfeeding of cubs
Due to the increased time spent on land fasting, female polar bears have difficulty producing milk for their cubs, study shows.
Zooplankton production may diminish under the ice pack
The results of a study published in Nature suggest that more attention should be paid to Arctic zooplankton. Sea ice retreat could reduce the productivity of these invertebrates that are at the base of the food chain.
Tiny teeth point to rare paleo Arctic mammal
A team of paleontologists has excavated the tooth of an extinct mammal, a contemporary of the Arctic dinosaurs, from a Cretaceous coniferous forest.
A sea lily snatches a ride on a crab in the Svalbard fjords
From the deck of their magnificent sailing boat, in a breathtaking natural scenery, researchers are studying an opportunistic sea lily that hitchhikes on the back of a crab.
Encouraging signs of belugas returning to the Kara Sea
Satellite imagery of the Russian coastline in summer 2016 enabled scientists to identify beluga whale populations in the far south of the Kara Sea.
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