• 21Cabbage@lemmynsfw.com
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    1 hour ago

    Practical answer, fits in places trees may not. Pessimistic answer, fits in some guys cyberpunk ass vision for what he wants his office block to look like.

      • tal@lemmy.today
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        23 minutes ago

        Just give me a 4U tank somewhere where someone else can deal with harvesting the algae and a webcam aimed at it and I can enjoy it just fine from here. For me, selfhosting is mostly about the privacy, not principally about needing to be resistant to loss of Internet connectivity or the like.

    • DUMBASS@leminal.space
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      2 hours ago

      Come on, you know there’s someone out there trying to work out how to selfhost one of these.

    • superkret@feddit.org
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      1 hour ago

      I love this about lemmy.
      Like someone stumbling into the wrong house and still being welcomed.
      It’s a lot more informal and relaxed than on the piss page of the Internet.

    • tal@lemmy.today
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      18 minutes ago

      As I recall, at least under US law, you can’t copyright genetically-engineered life, just get a twenty year biological patent. So I don’t think that FOSS status would be directly germane other than maybe in how some such licenses might deal with patent licensing.

  • Andres S@social.ridetrans.it
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    3 hours ago

    @ECEC Good lord the number of replies here from people whose brains have been destroyed by “planners”…

    1. Trees lower the urban heat island effect.
    2. There’s plenty of room for trees in dense places, so long as “density” means efficient housing and efficient transportation rather than parking lots and stroads and single-family homes.
    3. Someone said “trees require maintenance”, as if asphalt & pretty much everything doesn’t require maintenance?
    4. Trees harm cars. But cars harm cars too!
      • tal@lemmy.today
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        13 minutes ago

        They are psychologically calming for people as well.

        https://en.wikipedia.org/wiki/Dendrocnide_moroides

        Dendrocnide moroides, commonly known in Australia as the stinging tree, stinging bush, or gympie-gympie, is a plant in the nettle family Urticaceae found in rainforest areas of Malesia and Australia.[3] It is notorious for its extremely painful and long-lasting sting.

        Depends on the tree.

  • Psychadelligoat@lemmy.dbzer0.com
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    4 hours ago

    Because there’s no serious answers being given even though there are at least 2:

    • trees have roots, roots ruin any nearby human infrastructure. You’ll note this says “in urban environments” and that there are trees nearby, so this is probably the big reason
    • trees need maintenance, which costs money. this is a stupid reason imo, but it’s one nonetheless
    • algae is cool, ok?
      • halcyoncmdr@lemmy.world
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        2 hours ago

        Not just more efficient, vastly more efficient. Algae is 10-50 times faster at processing CO² than trees are. Some algae can be up to 400x as efficient.

        It’s just not as “nice” to look at, we usually associate algae with growth in unsafe bodies of water like bogs, etc. versus a nice clean pool or even a maintained pond.

    • Dremor@lemmy.world
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      3 hours ago

      On the other hand, algae do not produce shade, not sure if it filters atmospheric pollutants, and trees provide all sort of other services to the local ecosystem.

      Maybe this invention can be used on places where trees cannot lives, but I’d still take a city with trees over a city full of green tanks.

    • ohwhatfollyisman@lemmy.world
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      3 hours ago

      “let’s uproot all these trees and invade this space. and when the roots of the few remaining trees do what they are supposed to do, let’s blame them for ‘ruining’ human infrastructure!”

    • zeca@lemmy.eco.br
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      3 hours ago

      trees dont ruin ANY human infrastructure. But the usual urban infrastructure isnt well thought out enough to exist around trees. But smarter urbanism is possible and in fact does exist.

      • Psychadelligoat@lemmy.dbzer0.com
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        3 hours ago

        trees dont ruin ANY human infrastructure

        I think you mean all, as this reads more like “nuh uh, trees don’t ruin anything”

        But smarter urbanism is possible and in fact does exist.

        And those are not the norm, so for places that don’t plan to just destroy what’s already there and start anew, this is an option

  • otacon239@lemmy.world
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    4 hours ago

    A big problem with trees is roots, especially in cities with dense underground infrastructure. If there’s an actual way to produce the same amount of oxygen as a tree in a smaller space, I’m all for it. I’m honestly okay with how these look, assuming low maintenance.

  • Lka1988@lemmy.dbzer0.com
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    4 hours ago

    Devil’s advocate:

    These cost far less to maintain than having a team or two dedicated to upkeep for the trees.

    That said, I also think trees are the better option. These are an eyesore.

    • nesc@lemmy.cafe
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      59 minutes ago

      These probably require more maintenance and not less, glass needs to be regularly cleaned and water changed and fertilized, what will happen when company stops supporting this proprietary algae aquariums?

    • superkret@feddit.org
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      1 hour ago

      The “cost” of maintaining trees is paid by the city to people living, buying things and paying taxes in the city.
      People who don’t have a college education and get to make a living working outside, improving their neighborhood.

      The fake trees are likely put up and maintained by a tech corporation.

    • stoy@lemmy.zip
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      3 hours ago

      I don’t agree that these are an eyesore, they are not as pretty as a tree, no, but disgustingly ugly? Nah.

      Seems like a decent idea if you have an over developed location where you can’t plant a tree.