• Flying Squid@lemmy.world
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      10 months ago

      I don’t eat meat, but the more we learn about plant intelligence, the less I can say with confidence that plants do not have their equivalents of things like pain and emotion. It doesn’t help that we have great difficulty defining what emotion means.

      But we know a lot about plants now that we thought were animal things. Grass “panics” or “screams” by sending out chemical signals when you cut it as a warning to others of its species that they are seriously injured and danger is coming. That’s what the smell of fresh-cut grass is. Sure, calling it a panic or a scream is anthropomorphizing it, but it’s kind of hard to describe it in other terms.

      We also have learned about “mother trees,” which will send resources to their offspring if the offspring let the mother tree know they are in desperate need of them. Which sounds very much like parenting in animal species. There’s also lots of evidence that plants can learn from experiences and retain some sort of memory of them in some capacity.

      Do I think plants have the same sort of sentience as animals and will I stop eating broccoli? Of course not. But I will still have to admit that at the end of the day, I might just be choosing to cause a different kingdom of life pain and suffering because it’s far enough away from my species that I don’t consider that to be pain and suffering.

      • naevaTheRat@lemmy.dbzer0.com
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        10 months ago

        You’re conflating very different processes here. While there is the hard problem of consciousness and we can’t falsify ideas like panpsychism consider a few things.

        If you amputate my hand and press on it it will emit nervous signals. Does anyone feel pain? If you destroy most of my brain but keep me alive, then stab me almost all the nervous activity and hormones etc associated with injury will happen. Is there any reason to believe there is any pain felt?

        I would say no in both cases, pain is not emitting nervous impulses, or something that precedes releasing endorphins and inflammatory factors etc. Pain cannot even necessarily be reliably correlated with stress markers like heart rate, and in the case of phantom limb syndrome pain can even be associated with a complete lack of signals.

        There are good evolutionary reasons to exhange information and resources, even unwittingly. Apparently some bacteria in my tummy are in conversation with my body constantly but I’m not at all aware or actively participating in that. Maintaing pain only really seems to offer advantage if you can do something about it, while it’s possible for things to exist accidentally it’s not like grass can move to places without mowers or trees shade themselves. In all animals with nervous systems the nervous systems are the vastly most expensive thing to keep alive. In fact there are a few creatures who when entering an immobile stage of life rapidly digest their own (a good explaination for both tenure and retirees!).

        Plants don’t have rapid long distance communication in their bodies, they don’t have centralised organs, they don’t even have anything approaching the levels of activity we associate with the simplest nervous systems.

        It’s probably best to think of grass “screaming” as skin cells “screaming” for resources to make more melanin when exposed to UV. Or lymph nodes “screaming” when releasing hormones to heal a wound and stuff. This is all vastly below the level of consciousness.

        Or whatever, embrace panpsychism, like the invisible dragon in my garage nobody can prove it false /shrug. Animals eat plants though and thermo law 2 is a thing so even panpsychics minimise suffering by being plant based.

      • zarkanian@sh.itjust.works
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        10 months ago

        If you’re eating meat, then you’re contributing to the death of all of those plants that had to feed the animals you’re eating. Even if you grant plants sentience, veganism is still the more ethical option.

        • Flying Squid@lemmy.world
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          10 months ago

          Is “more ethical” really enough if you accept that plants can suffer? You’re still essentially saying one group of living things’ suffering is acceptable to you. Isn’t that like saying the holocaust of the Jews was bad, but the holocaust of the Roma at the same time was fine because there were fewer Roma than Jews? Does “less” matter when we’re talking quantities so massive?

          I don’t think there are easy answers to any of these questions. Not if you want to approach them from an honest philosophical level.

          • AnimalsDream@slrpnk.net
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            10 months ago

            If our ability to modify ourselves reaches sci fi levels, allowing us to photosynthesize and fix amino acids from nitrogen in the atmosphere (or if there’s any hope of making that happen), then that likely will be the new vegan position.

            • Flying Squid@lemmy.world
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              10 months ago

              Photosynthesis would probably not work too well for people who aren’t outside a lot. But there might be other possibilities.

                • Flying Squid@lemmy.world
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                  10 months ago

                  I know you’re being flippant, but I do like the idea of coming up with a variety of ways for humans to get food which don’t require life at all. Finding a way to make a construction worker photosynthetic but also finding a way for an office worker to be chemosynthetic. Hydrogen and methane are in abundance on the planet and bacteria can use them as food. Maybe one day we can too

        • commie@lemmy.dbzer0.com
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          10 months ago

          if you grant plants sentience, veganism is still the more ethical option.

          … for ethical systems in which sentience is a consideration.

            • commie@lemmy.dbzer0.com
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              10 months ago

              I can only think of one that does: utilitarianism. it’s frought with epistemic problems not to mention it can be summed up “the ends justify the means” which most people think is itself unethical.

    • naevaTheRat@lemmy.dbzer0.com
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      10 months ago

      Silly vegoon, only the cute animals I didn’t want to eat have feelings. The others are unfeeling slabs of meat that is magically created by wholesome farmers being folksy.