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Estudio de hielo cuestiona vĂ­nculo entre CO2 y temperatura

By |2026-04-05T18:56:00+02:00March 29, 2026|

Una nueva investigaciĂ³n basada en antiguos nĂºcleos de hielo de la AntĂ¡rtida estĂ¡ cuestionando las hipĂ³tesis que se han mantenido durante mucho tiempo sobre el papel del diĂ³xido de carbono en la historia climĂ¡tica de la Tierra. La evidencia sugiere que los niveles de CO2 y metano se mantuvieron notablemente estables durante millones de años, incluso cuando el planeta experimentĂ³ cambios drĂ¡sticos de temperatura. Estos hallazgos plantean nuevas preguntas sobre hasta quĂ© punto los gases de efecto invernadero por sĂ­ solos pueden explicar el cambio climĂ¡tico pasado y presente.

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Une nouvelle étude sur les carottes de glace ne trouve aucun lien clair entre le CO₂ et la température

By |2026-03-29T15:15:15+02:00March 29, 2026|

De nouvelles recherches menĂ©es sur d'anciennes carotte de glace antarctiques remettent en question des hypothèses longtemps admises concernant le rĂ´le du dioxyde de carbone dans l'histoire climatique de la Terre. Les donnĂ©es suggèrent que les niveaux de COâ‚‚ et de mĂ©thane sont restĂ©s remarquablement stables pendant des millions d'annĂ©es, mĂªme lorsque la planète a connu des variations de tempĂ©rature spectaculaires. Ces dĂ©couvertes soulèvent de nouvelles questions quant Ă  la mesure dans laquelle les gaz Ă  effet de serre puissent, Ă  eux seuls, expliquer les changements climatiques passĂ©s et prĂ©sents.

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New Ice Core Study Finds No Clear CO₂–Temperature Link

By |2026-03-27T08:27:19+01:00March 27, 2026|

New research from ancient Antarctic ice cores is challenging long-held assumptions about the role of carbon dioxide in Earth’s climate history. Evidence suggests that CO₂ and methane levels remained remarkably stable over millions of years—even as the planet experienced dramatic temperature shifts. These findings raise fresh questions about the extent to which greenhouse gases alone can explain past and present climate change.

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AI accurately reconstructs temperatures across Antarctica

By |2026-03-18T08:05:14+01:00March 18, 2026|

Artificial intelligence is increasingly being applied in climate science, with mixed results so far. A new study, however, suggests that deep learning can successfully reconstruct Antarctic surface temperatures despite limited observational data. By combining sparse measurements with reanalysis datasets, the researchers claim to achieve high accuracy—offering new insights into long-term temperature trends across the continent.

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Warum kĂ¼hlt sich der SĂ¼dliche Ozean ab? Drei neue wissenschaftliche Erklärungen stellen Klimamodelle in Frage

By |2026-02-16T14:54:26+01:00February 16, 2026|

Surface temperatures in the Southern Ocean around Antarctica have cooled for decades, defying the projections of leading climate models and puzzling researchers worldwide. In this article, physicist Ralph B. Alexander examines three recent studies that propose strikingly different explanations for this unexpected climate anomaly.

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Pourquoi l’océan Austral se refroidit-il ? Trois nouvelles explications scientifiques remettent en question les modèles climatiques

By |2026-02-10T18:14:29+01:00February 10, 2026|

Les températures de surface de l'océan Austral autour de l'Antarctique ont baissé depuis des décennies, contredisant les projections des principaux modèles climatiques et déconcertant les chercheurs du monde entier. Dans cet article, le physicien Ralph B. Alexander examine trois études récentes qui proposent des explications radicalement différentes à cette anomalie climatique inattendue.

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Why Is the Southern Ocean Cooling? Three New Scientific Explanations Challenge Climate Models

By |2026-02-06T15:57:40+01:00February 5, 2026|

Surface temperatures in the Southern Ocean around Antarctica have cooled for decades, defying the projections of leading climate models and puzzling researchers worldwide. In this article, physicist Ralph B. Alexander examines three recent studies that propose strikingly different explanations for this unexpected climate anomaly.

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