A study published in Nature on Thursday highlights that the rapid decline of Antarctic sea ice may represent a crucial tipping point for the global climate.
The research, which analysed ice cores, ship logs, and observational data, found that “a regime shift has reduced Antarctic sea-ice extent far below its natural variability of past centuries, and in some respects is more abrupt, non-linear and potentially irreversible than Arctic sea-ice loss.”
Shrinking ice reduces solar reflection, accelerating global warming and weakening the Antarctic Overturning Circulation, which regulates ocean heat, nutrients, and weather patterns.
Nerilie Abram, the study's lead author noted, “Once we start losing Antarctic sea ice, we set in train this self-perpetuating process.”
The loss of ice is already affecting wildlife, including emperor penguins that breed on the ice and krill that feed below it. Warming surface waters are also diminishing phytoplankton populations that absorb large amounts of atmospheric carbon.
Even with efforts to reduce carbon dioxide emissions, the study warns that Antarctic sea ice loss may continue over centuries, emphasizing the urgent need for climate action.
A water leak at the Louvre last month damaged up to 400 books in its Egyptian antiquities library, deepening concerns over the museum’s ageing infra...
Russia’s Ministry of Defence released a statement outlining new battlefield developments, claiming its forces have advanced in both the Kharkiv and ...
McLaren’s Lando Norris became Formula One world champion for the first time in Abu Dhabi, edging Max Verstappen to the title by just two points afte...
Israeli Prime Minister Benjamin Netanyahu said on Sunday that he will meet U.S. President Donald Trump later this month, saying a second phase of the ...
At the Doha Forum, Assistant of the President of the Republic of Azerbaijan Hikmat Hajiyev and Secretary of the Armenian Security Council Armen Grigor...
As typhoons hit Southeast Asia and Jamaica and Brazil recover from recent storms, delegates at Brazil’s COP30 summit are confronting how to help vulnerable communities cope with worsening climate extremes.
Britain must urgently prepare for global warming of at least 2 degrees Celsius above pre-industrial levels by 2050, its climate advisers said on Wednesday (15 October), warning the country is ill-prepared for extreme weather that is already occurring.
Wildfires have destroyed about a third of Namibia's Etosha National Park, a roughly 20,000 square-kilometre (7,722 square-mile) tourist destination known for its wildlife, the presidency said.
Juneau, Alaska, is on high alert as floodwaters from the Mendenhall Glacier threaten to reach record levels, forcing residents in vulnerable areas to evacuate immediately.
A coup attempt by “a small group of soldiers” has been foiled, Beninese Interior Minister Alassane Seidou said on Sunday on national television, urging citizens to continue their daily activities.
FIFA releases the 2026 World Cup schedule with match dates, venues, and key fixtures. See when host nations USA, Mexico, and Canada play and get an overview of group stage and knockout rounds.
McLaren’s Lando Norris became Formula One world champion for the first time in Abu Dhabi, edging Max Verstappen to the title by just two points after a tense season finale.
Pakistan and Afghanistan exchanged heavy fire along their shared border late on Friday, a reminder of how sensitive the frontier remains despite ongoing diplomatic efforts.
Lava fountains shot from Hawaii’s Kīlauea volcano from dawn to dusk on Saturday, with new footage showing intensifying activity at the north vent.
Indonesia's military stepped up its relief efforts in three provinces on Sumatra island that have been devastated by deadly floods and landslides, and the country's vice president apologised for shortcomings in the response to last week's disaster.
Authorities in Senegal have launched urgent measures to prevent a potential oil spill after water entered the engine room of the Panamanian-flagged oil tanker Mersin off the coast of Dakar, the port authority said on Sunday.
The death toll from devastating floods across Southeast Asia climbed to at least 183 people on Friday (28 November). Authorities in Indonesia, Malaysia, Thailand and Sri Lanka struggle to rescue stranded residents, restore power and communications, and deliver aid to cut-off communities.
At least 47 people have died and another 21 are reported missing following ten days of heavy rainfall, floods, and landslides across Sri Lanka, local media reported on Thursday (27 November).
Rescuers in Thailand readied drones on Thursday to airdrop food parcels, as receding floodwaters in the south and neighbouring Malaysia brightened hopes for the evacuation of those stranded for days, while cyclone havoc in Indonesia killed at least 28.
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