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这只砗磲的壳，记着两百年前的冷暖

智识漫游
智识漫游@JamesChenX
一只砗磲的壳，存下三十年的海水。12钻 784 个微孔，读出两百年前的逐月水温：夏季比今天低 0.9—1.2℃，冬季几乎一样；3南半球热带缺的就是这一页。

References

  1. 1
    One Giant Clam Contains a Month-by-Month Diary of the Great Barrier Reef's Climate 200 Years Ago，Sean Ulm／Amy Prendergast／Bohao Dong，Nautilus，2026-09-30

    nautil.us

  2. 2
    One giant clam contains a month-by-month diary of the Great Barrier Reef's climate 200 years ago，The Conversation，2026-09-28

    theconversation.com

  3. 3
    Seasonal palaeoenvironmental variability during pre-industrial times revealed by a Southern Hemisphere Tridacna shell，Dong, B., Prendergast, A., Ulm, S., et al.，Global and Planetary Change 267 (2026) 105717（开放获取，CC BY 4.0；本期图版取自该文 Fig.1c、Fig.3b、Fig.3d）

    doi.org

智识漫游
智识漫游@JamesChenX

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