The Polar Retrospective – Chemical pollutants in Antarctica raise questions
At an international workshop in Siena, experts raised numerous questions on chemical pollution in the Antarctic, but have yet to find any answers.
In Alaska’s Brooks Range, artefacts of ancient hunter-gatherers are being exposed by climate change
Swiss archeologist Noah Steuri recently completed field work in inland Alaska and with his team, he found prehistoric stone tools near melting ice patches.
Albatross chicks, freed from Amsterdam rats?
A deratting and mouse eradication team has just returned from the French Southern and Antarctic Lands after five months of operations. While we wait to be sure that the birds are free of these introduced predators, let’s take a look back at the implementation of this mission, the great success of South Georgia and the Mouse-Free Marion project.
Less sea ice in the Antarctic, poorer food availability for seabirds?
Food availability for seabirds, such as albatrosses that breed on sub-Antarctic islands, may decline as the nutrient-rich seasonal sea ice zone increasingly retreats due to global warming.
Greenland ministers criticize researchers for not telling them about landslide study
The criticism highlights the Government of Greenland’s irritation about a lack of communication from researchers coming in from abroad.
Giant dykes, seismic monitoring and the Gardar deposits
A French research team has just set up a short-term seismic observatory around Narsaq (Greenland) to study an ancient rift. The region’s billion-year-old magma intrusions have intrigued geologists for centuries.
Whales are recovering from near extinction, but industrial fishing around Antarctica competes for their sole food source
Industrial krill fishing in Antarctic waters is expanding, reducing the availability of krill, the primary food source for baleen whales.
E. coli infections treatment: a response from the cold?
While E. coli bacterial infections are still rife, sometimes with serious consequences, two promising new bacteria have just been discovered in Arctic waters.
Jellyfish, a popular dish among Arctic fish
A study published last month shows that jellyfish may be a far more important source of food than previously thought. A discovery that could well call into question some of our knowledge of the Arctic food chain.
Newly discovered species of Antarctic dragonfish possibly threatened by krill fishing
They have been living in a small area west of the Antarctic Peninsula for 780,000 years and were only recently discovered by researchers – Antarctic dragonfish of the previously unknown species Akarotaxis gouldae.
Sphen Magic – Same-sex penguin ‘love’ or anthropomorphic projection?
The Sea Life Sydney Aquarium recently had to say goodbye to one of its most famous residents: the gentoo penguin Sphen. His same-sex partnership with Magic made headlines worldwide, bringing the couple international fame.
Rafts of garbage, kelp and other debris could transport alien invaders to a warming Antarctica
The remote icy wilderness at the bottom of the world is exposed to pollution and foreign organisms on floating ocean debris.
“It’s a perfect time to come up with an alternative framework for the Antarctic”
Antarctic Rights is an international initiative that advocates the extension of rights to all living beings in order to improve the functioning of the Antarctic Treaty and environmental protection. Two experts provide background to the initiative and explain its implications. Interview.
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.
The Polar Retrospective – Return to sender from the Arctic
While soot and pollutants are transported from the south to the Arctic, substances bound in the permafrost are now being transported back to the south by the tundra fires.
Monitoring Antarctic biodiversity with high-tech towers
The Australian Antarctic Program is preparing an observation tower equipped with environmental sensors, which will be part of the Antarctic Near-Shore and Terrestrial Observation System (ANTOS).
Ancient poppy seeds and willow wood offer clues to the Greenland ice sheet’s last meltdown and a glimpse into a warmer future
Close inspections of the soil beneath the Greenland Ice Sheet show that less than one million years ago it was almost entirely gone.
When a strait hides a piece of continent
A team of researchers has just revealed the existence of a microcontinent located on the Davis Strait and formed 60 million years ago during plate movements.
Spiders have been around Antarctica for 9 million years
Take a look under the rocks of the sub-Antarctic islands and you’ll probably see a spider crawling out. A study shows that they were not introduced by explorers.
Leopard seals’ sex life (almost) revealed
Thanks to the observation of a courtship ritual, we now know more about the sexual behaviour of the mysterious leopard seal. A mating process based on vocalizations that takes place far from the Antarctic ice.
Joey, the fakest bear in the world
The fictional story of an albino brown bear relocated to the North Pole has resurfaced, causing a stir on social networks. Not without consequences for the discourse of experts and the public’s opinion of the work of wildlife conservation specialists.
We used 1,000 historical photos to reconstruct Antarctic glaciers before a dramatic collapse
Two Australian scientists delved deep into a valuable archive of more than 300,000 historical photographs from Antarctica to understand how glaciers reacted in the past.
Fossil forest in Canada’s Arctic: Three new extinct walnut species discovered
Less than 1,000 kilometers from the North Pole, 45 million years ago there was a species-rich forest whose remains were discovered almost 40 years ago. But only now has a research team discovered that three previously unknown walnut species were also growing there.
Volcano near Grindavík likely to keep Iceland busy for a long time to come
It is difficult to predict how long the volcanic activity on the Reykjanes peninsula in Iceland will last, but it is likely to keep the people on the island busy for a long time to come.
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