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Declining polar ice, which efficiently reflects sunlight back into space, also affects the energy balance. As sea ice declines, it leaves dark ocean water that absorbs most of the sunlight that reaches it. In a spiraling feedback, warmer water melts sea ice, allowing more sunlight into the ocean, warming it faster; 2025 had the lowest winter peak of Arctic sea ice on record and the third-lowest minimum extent of Antarctic ice.
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Фото: Алексей Майшев / РИА Новости
В МОК высказались об отстранении израильских и американских спортсменов20:59
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2026-03-03 00:00:00:0本报记者 彭 波 魏哲哲 修改后的代表法实施一年来——。PDF资料对此有专业解读
上週,中國解放軍在中國農曆新年期間開赴西太平洋展開大規模軍事演習,出動一艘航母以及數十艘艦艇與戰機。《紐約時報》一篇分析文章指出,在這次演習之前,美國近幾週才與日本、澳洲、菲律賓等盟國在該區域舉行一系列軍演。上周六,美加海軍艦隊更駛過台灣海峽。中國的演習明顯帶有對美日等盟國的回擊意味。