Hacker News with Generative AI: Arctic

World's Sea-ice falls to record low (bbc.com)
The world's frozen oceans, which help to keep the planet cool, currently have less ice than ever previously recorded, satellite data shows.

Climate Change, Environment, Science, Arctic, Global Warming

7 points by adrian_mrd 6 days ago | 0 comments

An Arctic 'beyond recognition' by 2100 (colorado.edu)
In 2024, annual average global air temperatures surpassed 1.5 degrees Celsius above pre-industrial levels for the first time, triggering extreme weather events like record-breaking rainfall and flooding events in the Sahara Desert and extreme summer heat waves across the planet. However, global warming will not stop at this level.

Climate Change, Arctic, Environment, Global Warming

6 points by geox 14 days ago | 0 comments

How does life happen when there's barely any light? (quantamagazine.org)
Under the sea ice during the Arctic’s pitch-black polar night, cells power photosynthesis on the lowest light levels ever observed in nature.

Science, Biology, Arctic, Photosynthesis, Environment

56 points by abe94 14 days ago | 41 comments

Temperatures at North Pole 20C above average and beyond ice melting point (theguardian.com)
Temperatures at the north pole soared more than 20C above average on Sunday, crossing the threshold for ice to melt.

Climate Change, Arctic, Weather, Environment, Science

22 points by howard941 17 days ago | 4 comments

How does life happen when there’s barely any light? (quantamagazine.org)
Under the sea ice during the Arctic’s pitch-black polar night, cells power photosynthesis on the lowest light levels ever observed in nature.

Science, Biology, Arctic, Photosynthesis

31 points by bookofjoe 18 days ago | 1 comments

Denmark launches $2B Arctic security plan, seeks EU unity on Greenland (france24.com)
Denmark on Monday announced a $2 billion security plan for the Arctic ahead of a visit by the country's prime minister to Berlin, Paris and Brussels to shore up "European unity" on Greenland.

Denmark, Arctic, Security, Europe, Greenland

7 points by dauertewigkeit 24 days ago | 0 comments

A third of the Arctic's carbon sink now a source of emissions (theguardian.com)
A third of the Arctic’s tundra, forests and wetlands have become a source of carbon emissions, a new study has found, as global heating ends thousands of years of carbon storage in parts of the frozen north.

Climate Change, Environment, Arctic, Carbon Emissions, Science

4 points by defrost 31 days ago | 0 comments

A controversial plan to refreeze the Arctic (cnn.com)

Climate Change, Arctic, Environment, Controversy

5 points by doener 63 days ago | 0 comments

A controversial plan to refreeze the Arctic is seeing promising results (cnn.com)

Climate Change, Arctic, Environmental Science

7 points by joak 71 days ago | 0 comments

Arctic ecosystems that kept climate change in check are making things worse now (vox.com)
Wildfires have turned the Arctic into a net carbon emitter. That’s bad news.

Climate Change, Environment, Arctic, Wildfires

5 points by rntn 73 days ago | 0 comments

Arctic tundra is now emitting more carbon than it absorbs, US agency says (theguardian.com)
The Arctic tundra is undergoing a dramatic transformation, driven by frequent wildfires that are turning it into a net source of carbon dioxide emissions after millennia of acting as a carbon sink, the US National Oceanic and Atmospheric Administration (Noaa) said on Tuesday.

Climate Change, Arctic, Environment, Carbon Emissions, Wildfires

136 points by pseudolus 73 days ago | 71 comments

Arctic uses a fan to cool another fan (tomshardware.com)

Hardware, Cooling, Technology, Arctic

46 points by LorenDB 76 days ago | 29 comments

First ice-free day in the Arctic Ocean could come before 2030 (gu.se)
The climate warms fastest in the Arctic. The sea ice there has become so thin that we could already see the first day without sea ice by 2030, according to a new study led by researchers from the University of Gothenburg, Sweden.

Climate Change, Arctic, Sea Ice, Science, Research

10 points by geox 80 days ago | 5 comments

Significant amount of methane escaping East Siberian Arctic Shelf (2013) (phys.org)
A combined team of U.S. and Russian researchers has found that large amounts of methane are bubbling up from the subsea permafrost along the East Siberian Shelf.

Climate Change, Arctic, Environment, Research, Methane

3 points by benchmarkist 86 days ago | 0 comments

Mummified Sabretooth Cub Discovered in Siberia (nature.com)
The frozen mummy of the large felid cub was found in the Upper Pleistocene permafrost on the Badyarikha River (Indigirka River basin) in the northeast of Yakutia, Russia.

Paleontology, Siberia, Pleistocene, Extinct Animals, Arctic

10 points by deeel 99 days ago | 1 comments

Polar Night in the Northernmost Town (smithsonianmag.com)
At 78 degrees north latitude, which is about 12 degrees farther north than the lower boundary of the Arctic Circle, Svalbard is no stranger to polar night.

Arctic, Geography, Norway

76 points by Brajeshwar 126 days ago | 20 comments

Researchers Find Cannibalized Victim of 19th-Century Arctic Voyage (nytimes.com)
A new study offers clues to a 179-year-old mystery that killed more than 100 explorers on the Franklin expedition in the Canadian Arctic.

History, Arctic, Exploration, Mystery, Science

46 points by Thevet 137 days ago | 15 comments

Show HN: I built a Iridium/LTE satellite GPS tracker and took it to the Arctic (github.com/cepa)
One off challenge to build a custom GPS tracker that sends data to cloud over LTE and Iridium networks. Tested successfully on the expedition yacht S/Y Southern Star while crossing Barents Sea from Norway to Svalbard in the Arctics. Built with RockBLOCK 9603N(Iridium), SIMCOM7600G (LTE/GSM) and STM32 microcontroller (ARM,FreeRTOS).

Hardware, GPS, Satellite Communication, Arctic, Projects

211 points by ChopSticksPlz 139 days ago | 56 comments

Migrating Seabirds Are Bringing Forever Chemicals into the Arctic (hakaimagazine.com)
Between March and May each year, 15 million black-legged kittiwakes gather from across the North Atlantic and Pacific Oceans to nest and breed on rocky Arctic cliffs—some making the journey from as far as Florida or North Africa.

Environmental Science, Climate Change, Wildlife, Arctic, Pollution

20 points by pseudolus 140 days ago | 0 comments

NASA Mission Gets Its First Snapshot of Polar Heat Emissions (nasa.gov)
NASA’s newest climate mission has started collecting data on the amount of heat in the form of far-infrared radiation that the Arctic and Antarctic environments emit to space.

NASA, Climate Change, Earth Science, Arctic, Antarctic

28 points by bryanrasmussen 159 days ago | 1 comments

North Norwegian port welcomes controversial Chinese shipping giant to the Arctic (nrk.no)

International Relations, Arctic, China, Shipping

12 points by hgulldahl 186 days ago | 1 comments

Record-setting heat waves are baking the Arctic region (washingtonpost.com)

Climate Change, Weather, Arctic, Environment

7 points by howard941 192 days ago | 1 comments

'It's devastating': summer in Canada's Arctic region brings heatwaves (theguardian.com)

Climate Change, Canada, Arctic, Heatwaves, Weather

19 points by howard941 195 days ago | 2 comments

Arctic temperatures soar 50°F/28°C above norm in long-lasting heat wave (washingtonpost.com)