472. 气候变暖引发新冰河期 episode artwork

EPISODE · Nov 17, 2025 · 11 MIN

472. 气候变暖引发新冰河期

from 知为谁 · host 知为谁

这篇文章摘自《大众机械》的一篇报道,讨论了气候变化对地球温度调节机制的长期影响。文章指出,地球天然的“恒温器”——硅酸盐岩石的风化作用——正在被由人类活动引起的、涉及藻类、磷和氧气的生物和海洋反馈循环所超越。根据一项新的研究,这种超速的反馈可能导致地球过度补偿,使其在未来数十万年内陷入一次“深度冰冻”,这比硅酸盐风化单独作用所能达到的降温效果更为极端。尽管如此,作者强调人类当前仍需关注限制持续变暖,因为这种自然降温过程发生得不够快,无法解决目前的气候危机。文章还提供了一个相对乐观的预测,即由于大气中氧气含量较高,未来的冰冻期可能不会像过去那样严重,地球不太可能完全变成一个“雪球”。内容来源:https://www.popularmechanics.com/science/environment/a69366193/warming-planet-deep-freeze/

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472. 气候变暖引发新冰河期

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