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.
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Russia is considering the possibility of joint projects with the United States and China, Kirill Dmitriev, Head of the Russian Direct Investment Fund, (Russia's sovereign wealth fund), was quoted as saying by state media on Wednesday.
More than 100 people were killed in a violent storm that battered India's most populous state, Uttar Pradesh, with rain and hail, the state Disaster Management and Relief office said on Thursday.
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Destruction of the world's tropical forests eased in 2025 from a record high, a report showed on Wednesday, underscoring how decisive policy can help keep trees standing despite pressures from a warmer climate and expanding agricultural frontiers.
Kazakhstan has ratified a regional green energy agreement with Azerbaijan and Uzbekistan, signalling Central Asia’s ambition to become a key supplier of renewable energy to international markets.
China’s growing use of electric and hydrogen-powered vehicles took centre stage at the Beijing Auto Show 2026, which opened on 24 April, highlighting the country’s expanding clean transport ambitions.
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