Climate change could complicate dating for Arctic ground squirrels
Female Arctic ground squirrels now have a hibernating period that is shorter than their potential mates’
Extensive research of fish under sea ice
Scientists at Japan’s Showa Station are study the ecology of fish living permanently under ice and their feeding habits by assessing their stomach contents
Atmospheric rivers impacting the polar regions
Atmospheric rivers transport large amount of water vapor from and to the polar regions thereby impacting our climate as well the Arctic and Antarctic and yet many questions remain unanswered.
Greenland shark with barnacle in delicate place
Researchers discovered a parasitic barnacle on the hindquarters of a Greenland shark that was previously only known from lantern sharks
Frequent forest fires ravaged Antarctic peninsula
Seventy-five million years ago, the Antarctic Peninsula was covered, not by ice, but by forests that often burned
Interest in Greenland research growing apace
An on-line workshop and a Swiss agreement are two of the latest signs of the research community’s ever increasing interest in conducting research in Greenland
The extraordinary sleeping patterns of Elephant seals
When at sea, elephant seals do deep sleep dives to take a nap and get no more than about two hours of sleep per day.
Six freshwater plants depend on the sea on Kerguelen
In the terrestrial troughs of Kerguelen, watered by the numerous atmospheric lows, 6 species of aquatic plants benefit from the nutrients brought to the island by marine animals.
Arctic algae brings microplastics into deep sea
The Arctic algae Melosira arctica accumulates microplastic within itself and transports it to the deep sea, where it enters the Arctic food web, an AWI study shows.
Berlin Statement targets chemical pollution in polar regions
A newly developed ten-point proposal, the “Berlin Statement,” provides a framework for how the problem of chemical pollutants in polar regions should be addressed.
Why penguin poop is important for the climate
Iron is an extremely important element that turns our blood red and keeps the immune system in shape. But not only humans need iron, the ocean needs it too.
How many polar bears roam East Greenland?
The Greenland Institute of Natural Resources determines the number of polar bears in East Greenland for the first time.
Extreme adaptation of a fish’s vision beneath the ice
The ice fish Chionodraco hamatus has acquired the enormous ability to see beneath the ice with a photosensitive retina that captures the near infrared despite the surrounding cold: -1,9 °C.
After 22 years, iceberg B-22A starts its journey around Antarctica
After nearly 22 years, an iceberg that had already broken off at Thwaites Glacier has now broken free from its anchor point and is drifting into the open sea.
30’000 year old arctic ground squirrel discovered
Canadian Yukon paleontologists have unveiled an unusual find from the Goldfields: a mummified Arctic gopher or ground squirrel from the Ice Age.
Massive decline of chinstrap penguins
Nearly 60% of the population of chinstrap penguins breed on the Antarctic Peninsula and neighboring islands and are experiencing dramatic declines.
Calls for this year’s Antarctic fellowships published
As of now, early-career scientists can again apply to IAATO, COMNAP, SCAR and CCAMLR for Antarctic fellowships.
Microplastics change the intestinal flora of seabirds
Pathogens as well as antibiotic-resistant and plastic-degrading bacteria are displacing the “good” gut bacteria in fulmars and shearwaters.
Do penguins use a kind of magnetic compass?
Penguins are suspected of using the Earth’s magnetic field to orient themselves underwater, much like a navigator has a compass.
Microplastics found in Antarctic zooplankton
Antarctic krill and salps ingest microplastics, especially fibers, with their food.
Autopsy of an 8,000-year-old bison carcass
The bison which was discovered in the Verkhoyansk region of Russia in the summer of 2022 is now being dissected by scientists at North-Eastern Federal University’s Mammoth Museum.
Fin whales winter off Svalbard
Climate change is making the waters west of Svalbard more attractive to the large baleen whales.
Underwater noise also harms marine invertebrates
Ship noise, seismic exploration, deep-sea mining, and sonar affect the development, health, and behavior of marine invertebrates.
Zero chick in Dronning Maud Land
Never observed before in this region of Antarctica, a massive decline in reproduction strikes birds that gather in colonies of hundreds of thousands of pairs.
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