Inability to break down wood is speculative afair, but any fast sedimentation in an oxygen deprived environment (bogs, seasonal floodplains, etc…) will have the same effect today going forward. All the extra carbon will be used by life again and subsequently deposited somewhere - that’s a pretty safe bet to make.
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which was just 360My to 300My ago. 😉
Inability to break down wood is speculative afair, but any fast sedimentation in an oxygen deprived environment (bogs, seasonal floodplains, etc…) will have the same effect today going forward. All the extra carbon will be used by life again and subsequently deposited somewhere - that’s a pretty safe bet to make.