Stamets@lemmy.world to Comic Strips@lemmy.world · 2 个月前[DinosAndComics] The Futurelemmy.worldimagemessage-square19linkfedilinkarrow-up1736arrow-down19
arrow-up1727arrow-down1image[DinosAndComics] The Futurelemmy.worldStamets@lemmy.world to Comic Strips@lemmy.world · 2 个月前message-square19linkfedilink
minus-squareprettybunnys@sh.itjust.workslinkfedilinkarrow-up25arrow-down1·2 个月前… are they not fossils of the cyanobacteria
minus-squareIrateAnteater@sh.itjust.workslinkfedilinkarrow-up25·2 个月前Not by the usual definition. The carbon, etc that used to form the cyanobacteria is completely broken down and formed into miscellaneous hydrocarbons. There’s no petrified remains, nor rock impressions of the bacteria.
minus-squareprettybunnys@sh.itjust.workslinkfedilinkarrow-up7arrow-down1·2 个月前FWIW that was always my concept of fossil fuels to begin with. Like whatever you just said, but for dinosaurs and all the life from before.
minus-squarehypnicjerk@lemmy.worldlinkfedilinkarrow-up4·2 个月前dinosaurs are a basically insignificant % of the biomass by my understanding
minus-squareAnUnusualRelic@lemmy.worldlinkfedilinkarrow-up2·2 个月前But aren’t their atoms perfectly preserved? (gasping at straws)
minus-squareIrateAnteater@sh.itjust.workslinkfedilinkarrow-up1·2 个月前Not all of them. Some of the carbon atoms will have decayed into (I think) nitrogen.
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… are they not fossils of the cyanobacteria
Not by the usual definition. The carbon, etc that used to form the cyanobacteria is completely broken down and formed into miscellaneous hydrocarbons. There’s no petrified remains, nor rock impressions of the bacteria.
FWIW that was always my concept of fossil fuels to begin with.
Like whatever you just said, but for dinosaurs and all the life from before.
dinosaurs are a basically insignificant % of the biomass by my understanding
But aren’t their atoms perfectly preserved? (gasping at straws)
Not all of them. Some of the carbon atoms will have decayed into (I think) nitrogen.