• girlfreddy
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    28 days ago

    Tbf FaceDeer is kind of right in that there are other forms of vegetation that work better, but they are terrain/location specific, ie: prairie grasses, the kind the buffalo lived off of, have root systems that can be 8-10 ft deep and do in fact live forever.

    Where FaceDeer is incorrect is that trees themselves are not carbon sinks. Their root systems are what hold the carbon.

    • FaceDeer@fedia.io
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      28 days ago

      Roots rot too. Otherwise the ground underneath forests would have hundreds of meters of accumulated root mass built up over the millennia.

      • girlfreddy
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        28 days ago

        Yes they do. But they stay underground, and if the soil remains undisturbed the carbon stays trapped underground.

        • FaceDeer@fedia.io
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          28 days ago

          Decay turns carbon into carbon dioxide, a gas. Unless it’s injected into deep geological structures it doesn’t stay underground.

    • silence7@slrpnk.netOP
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      28 days ago

      Depending on tree species, most of the carbon can be above-ground. This is really common in the tropics

      • girlfreddy
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        28 days ago

        You’re right. I was only considering the boreal forest and left out southern stock. My bad.