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Beyond the sleigh: Reindeer and their bonds with Arctic peoples

The relationship between indigenous peoples in the Arctic region and their herds reveals a rich history and provides clues about how to protect it......»»

Category: topSource:  physorgDec 29th, 2023

New reconstruction shows low Artic sea ice cover in mid-20th century

An international research team presented a new reconstruction of past Arctic sea ice that revealed low levels of sea ice coverage in the 1940s......»»

Category: topSource:  physorgRelated NewsJul 29th, 2024

NASA returns to Arctic to study summer sea ice melt

What happens in the Arctic doesn't stay in the Arctic, and a new NASA mission is helping improve data modeling and increasing our understanding of Earth's rapidly changing climate. Changing ice, ocean, and atmospheric conditions in the northernmost p.....»»

Category: topSource:  physorgRelated NewsJul 29th, 2024

New insights into interfacial hydrogen bonds could enhance photocatalytic hydrogen evolution

Photocatalytic hydrogen evolution from water is a key technology for achieving sustainable hydrogen production. However, the direct impact of the microscopic structure of interfacial water molecules on photocatalytic reactivity remains unexplored......»»

Category: topSource:  physorgRelated NewsJul 19th, 2024

Mathematicians team up with geophysicists to improve models that predict changes in sea ice

Dartmouth researchers are using computational mathematics and machine learning to develop models that better predict sea ice thickness in regions of the Arctic......»»

Category: topSource:  physorgRelated NewsJul 18th, 2024

Microbes found to destroy certain "forever chemicals" by cleaving stubborn fluorine-to-carbon bonds

A UC Riverside environmental engineering team has discovered specific bacterial species that can destroy certain kinds of "forever chemicals," a step further toward low-cost treatments of contaminated drinking water sources......»»

Category: topSource:  physorgRelated NewsJul 17th, 2024

Sea ice"s cooling power is waning faster than its area of extent, new study finds

As sea ice disappears and grows less reflective, the Arctic has lost around a quarter of its cooling power since 1980, and the world has lost up to 15%, according to new research led by University of Michigan scientists......»»

Category: topSource:  physorgRelated NewsJul 17th, 2024

Melting ice no guarantee of smooth sailing in fabled Arctic crossing: Study

Melting sea ice in the fast-warming Arctic Ocean is not making it easier for sailors to navigate a legendary shortcut between Europe and Asia despite popular belief, scientists said Thursday......»»

Category: topSource:  physorgRelated NewsJul 13th, 2024

Accepting uncertainty in sustainable fisheries is essential in a rapidly changing Arctic, says researcher

Climate change is making it almost impossible to decide how much, where and what to sustainably fish as the fate of future fisheries is becoming increasingly uncertain. This is leading to a slow process or inaction in adapting fisheries and their man.....»»

Category: topSource:  physorgRelated NewsJul 12th, 2024

Investigating variation in the permafrost active layer over the Tibetan Plateau from 1980 to 2020

The Tibetan Plateau hosts the world's largest permafrost region in the middle and low latitudes. Compared to the high-latitude Arctic permafrost, the permafrost here is thinner, warmer, and more sensitive to global warming. The active layer is a cruc.....»»

Category: topSource:  physorgRelated NewsJul 12th, 2024

Canadian wildfire smoke dispersal worsened by coincident cyclones, study suggests

Wildfires are unplanned and unpredictable threats to Earth; while we may intuitively relate them to extreme heat at lower latitudes, they are known to occur in Arctic regions, such as those recently ravaging Russia......»»

Category: topSource:  physorgRelated NewsJul 11th, 2024

The detection of a massive harmful algal bloom in the Arctic prompts real-time advisories to western Alaskan communities

In the summer of 2022, a research cruise detected a massive harmful algal bloom (HAB) in the Bering Strait region of western Alaska. This expedition provided a dramatic example of science utilizing new technology to track a neurotoxic HAB, and effect.....»»

Category: topSource:  physorgRelated NewsJul 10th, 2024

Study projects major changes in North Atlantic and Arctic marine ecosystems due to climate change

New research predicts significant shifts in marine fish communities in the North Atlantic and Arctic Oceans as a result of climate warming......»»

Category: topSource:  physorgRelated NewsJul 8th, 2024

Polar warming may be underestimated by climate models, ~50 million year old climate variability suggests

Polar regions are known to be warming at an enhanced rate compared to lower latitudes, with the Intergovernmental Panel on Climate Change citing a ~5 °C increase in air temperature over Arctic land masses during the 20th century and the highest rate.....»»

Category: topSource:  pcmagRelated NewsJul 8th, 2024

Oldest living culture: Our new research shows an Indigenous ritual passed down for 500 generations

We often hear that Aboriginal peoples have been in Australia for 65,000 years, "the oldest living cultures in the world." But what does this mean, given all living peoples on Earth have an ancestry that goes back into the mists of time?.....»»

Category: topSource:  physorgRelated NewsJul 6th, 2024

Exploring the radiative effects of precipitation on Arctic amplification and energy budget

One of the key metrics for climate modeling is radiative forcing. Most climate models, including the general circulation models (GCMs), focus on the effects of different atmospheric factors on radiative forcing. However, there are still large uncerta.....»»

Category: topSource:  physorgRelated NewsJul 5th, 2024

Dubai rowers to brave Arctic to highlight plastics pollution

At an indoor pool in Dubai, three rowers battle artificial rain and simulated waves as they train for an Arctic voyage intended to highlight the perils of marine pollution......»»

Category: topSource:  physorgRelated NewsJul 3rd, 2024

Zombie Fire Season Is Here in the Arctic

Every year, peatlands in the Arctic suddenly ignite. Smoldering subterranean fires from the previous summer were thought to be to blame, but now modeling suggests a worrying new cause......»»

Category: gadgetSource:  wiredRelated NewsJun 1st, 2024

NASA mission flies over Arctic to study sea ice melt causes

It's not just rising air and water temperatures influencing the decades-long decline of Arctic sea ice. Clouds, aerosols, even the bumps and dips on the ice itself can play a role. To explore how these factors interact and impact sea ice melting, NAS.....»»

Category: topSource:  physorgRelated NewsMay 31st, 2024

Study finds fewer invasive alien species on lands of Indigenous Peoples

The introduction of animal and plant species into new regions by humans is increasing rapidly worldwide. Some of these alien species, such as the gray squirrel, have a far-reaching impact on nature as they displace native species......»»

Category: topSource:  physorgRelated NewsMay 28th, 2024

New research shows soil microorganisms could produce additional greenhouse gas emissions from thawing permafrost

As the planet has warmed, scientists have long been concerned about the potential for harmful greenhouse gases to seep out of thawing Arctic permafrost. Recent estimates suggest that by 2100 the amount of carbon dioxide and methane released from thes.....»»

Category: topSource:  physorgRelated NewsMay 28th, 2024