Retreating glaciers might be reason for surge in heavy metals in Arctic animals
An ambitious research project is surveying 16 glaciers to determine if increased levels of heavy metals in Arctic animals are related to glacial retreat.
Fish enrich the Antarctic seabed with carbon
In Antarctica, silverfish account for 90% of fish populations and as well as being at the heart of the food chain, they also lay eggs, which benefits the entire water column and the bottom of the continental shelf. An important aspect within the carbon cycle and climate stability.
Signs of stress visible in the infrared
How can we distinguish between calls of recognition and those of distress in a dense penguin breeding colony? The answer lies in the infrared radiation of these animals.
Australia’s state-of-the-art icebreaker has yet to complete a scientific voyage
During its three years in operation, the 320-million-euro research vessel has been needed for other tasks. Now, concerns are starting to surface.
Alaska’s 75 orange rivers are still a mystery
The exact reason that rivers in northern Alaska have turned orange is unknown, researcher tells Polar Journal.
Ice shelf stability has weakened over eight decades
Thinning, shrinking, sliding and mega-cracks… Ice shelves in Antarctica have been losing their footing since 1940.
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.
Mount Erebus lava lake seen from space
Our planet’s most active and southernmost volcano did not escape the attention of Nasa observers when clouds freed it from its shackles at the end of November, and its lava lake is still molten.
Travelogue from Greenland, Christian Rixen, part 2
Biologist Christian Rixen writes about last summer’s expedition to Greenland in the footsteps of historic botanists – and climate change.
Kerguelen and lithospheric uplift
Physicists have noted that seismic activity in the Kerguelen archipelago could be linked to the retreat of the Cook glacier since 1999.
Jimmy Pahun’s logbook – Scientific expedition in Greenland
I’ve just spent 17 days (counting the days above the Arctic Circle) in Greenland, accompanying the “Greenlandia” expedition which, under the direction of Vincent Hilaire, aims to follow the evolution of the small village of Ittoqqortoormiit (the most isolated in East Greenland).
When Greenland had melted
Vegetation traces found in an ice core taken nearly 60 years ago in the far north-west corner of Greenland suggest that the ice sheet had largely melted over 400,000 years ago.
Respect for Indigenous rights in scientific research still has a long way to go
A recent article in “Science” emphasizes the responsibility of researchers regarding the rights of indigenous peoples.
Bowheads have a lower risk of cancer than other mammals
Bowhead whales appear to have a DNA-repair mechanism superior to that of other mammals
French polar sciences, at the heart of the issues
A hundred or so French polar scientists descended on Paris from 3-5 May to present and discuss their research and how it is feeding into contemporary issues
Rabies virus dormant in northern Canada
The polar fox transmits rabies to dogs through bites and Canada’s native population is unaware of the risks, notes a study by veterinarians.
Arctic lakes have two ways of emitting carbon dioxide
One of them is more troubling than the other
For Greenland’s ice sheet, it was another bad year
Greenland’s ice sheet has seen worse melting seasons than it did this year, but it has been a very long time since it has seen a good year
Starlink has upgraded the Antarctic’s internet
McMurdo Station will now be able to offer not-quite-high-speed internet
Alaska dinosaur fossils hint at a wetter, wilder future
Pre-historic Alaska appears to have experienced seasonal floods capable of overwhelming a grown dinosaur
USA’s NSF combines AAW and Polar Educators to make STEAM
One of America’s leading sources of science funding is putting artists and teachers where the sun doesn’t shine (for half of the year)
NASA plans camp on lunar South Pole
NASA mission planners are looking for a suitable place on a side of the moon’s south pole facing the earth. This is where a lunar base is to be built in the future.
Greenland police to investigate beluga catch
The 12 whales were distributed to the community after they were shot by mistake
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