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    "headline": "Ice-Covered Lakes Wait for Instability",
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    "dek": "A linear model and direct simulations connect thermal stratification, water clarity and sunlight to the onset of radiatively driven convection.",
    "summary": "A linear model and direct simulations connect thermal stratification, water clarity and sunlight to the onset of radiatively driven convection.",
    "body_text": "Weakly stratified lakes could become convective within hours, while strongly stratified cases could remain dormant after a full clear-sky spring day. The linear analysis matched the simulated early instability growth.",
    "why_it_matters": "A linear model and direct simulations connect thermal stratification, water clarity and sunlight to the onset of radiatively driven convection.",
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      "Weakly stratified lakes could become convective within hours, while strongly stratified cases could remain dormant after a full clear-sky spring day."
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    "tags": [
      "lakes",
      "convection",
      "climate physics"
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      "title": "arXiv preprint 2610.42089, original v1",
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    "title": "Ice-Covered Lakes Wait for Instability",
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